Show caves in Spain
Caves open to everyone, with paths, lighting and guides. The best way to see what is underground before taking up caving, and a day out on their own.
Andalusia
Cueva de Ardales
Ardales · Málaga
Limestone cavePalaeolithic art
Also called Doña Trinidad Grund cave; a 2018 study in Science attributed some paintings to Neanderthals, dating them beyond 66,000 years.
Guided visits only, in groups of up to 15; tickets must be bought in advance.
Cueva de Nerja
Nerja · Málaga
Limestone cavePalaeolithic art
Discovered in 1959, it pairs vast speleothem-lined halls with seal paintings whose age has been hotly debated.
Cueva de la Pileta
Benaoján · Málaga
Limestone cavePalaeolithic art
Found in 1905 by José Bullón Lobato, it holds Palaeolithic paintings of horses, goats, fish and a seal, plus later schematic figures.
Cueva de las Ventanas
Píñar · Granada
Limestone cave
It opens right beneath the ruins of Píñar's Moorish castle, holds remains from the Middle Palaeolithic onward and is a natural monument since 2001.
Tickets at the village tourist office; from there a small tourist train takes visitors up to the entrance.
Cueva de los Murciélagos
Zuheros · Córdoba
Limestone cave
Known for 'El Espárrago', a four-metre stalagmite, and for Neolithic and Chalcolithic rock paintings; a skeleton found here belonged to an early farmer.
Cueva del Tesoro
Rincón de la Victoria · Málaga
Sea cave
One of only three caves of submarine origin known worldwide and the only one in Europe, carved into a limestone sea cliff.
Cueva del Yeso
Baena · Córdoba
Temporarily closedGypsum cave
Formed in a thick Miocene gypsum layer, it has two levels of passages; one 106-metre gallery holds three lakes.
Temporarily closed for improvement works, per the Baena council page (checked October 2026; no reopening date given).
Cuevas de Alájar
Alájar · Huelva
Limestone cave
A cluster of caves in the Peña de Arias Montano crag, such as Palacio Oscuro and Sillita del Rey, where Bronze Age remains were found.
Guided tours start at the visitor centre; buy tickets online and arrive 15 min early. Palacio Oscuro is not visited 30 March–30 September.
Cuevas de Sorbas
Sorbas · Almería
Gypsum cave
A gypsum karst carved by the Río Aguas, with caves, canyons and dolines; protected as a Paraje Natural since 1989.
Geoda de Pulpí
Pulpí · Almería
Cave
A geode lined with gypsum crystals up to two metres long inside the Mina Rica; Europe's largest and the only visitable one worldwide.
The geode is reached through the galleries of a former mine (Mina Rica).
Gruta de las Maravillas
Aracena · Huelva
Limestone cave
Opened to visitors in 1914, it was one of Spain's earliest show caves; its entrance sits right in Aracena's town centre.
Tickets sold online through the town council's ticketing page (turismoaracena.sacatuentrada.es).
Aragon
Cueva de las Güixas
Villanúa · Huesca
Limestone cave
First opened in 1929 beside the Way of St James, it shelters up to eight bat species and is a Natura 2000 site.
Visits begin at the cave's interpretation centre in Villanúa.
Gruta de las Maravillas
Ibdes · Zaragoza
Limestone cave
A small cave formed about 50,000 years ago from River Mesa sediments, with two galleries of 15 and 46 metres.
Limited opening (Monday, Wednesday, Saturday, Sunday) and only with prior booking; call ahead.
Grutas de Cristal
Molinos · Teruel
Limestone cave
Discovered in 1961, they show helictites, columns and curtains; the jaw of the 'Molinos man', Aragón's oldest known hominid, was found here.
Asturias
Cueva Huerta
Teverga · Asturias
Limestone cave
At 14.5 km it is Asturias' second-longest cave; carved by the Valdesampedro river, it hosts protected bat colonies.
Guided only: ~50-minute walkway tour or a 2–3 hour river-bed route; booking recommended; weekends and holidays in season.
Cueva de El Buxu
Cangas de Onís · Asturias
Limestone cavePalaeolithic art
It holds Solutrean and Magdalenian engravings and paintings of horses and deer, plus tectiform signs that may depict hunting traps.
Phone booking required (Wed–Sun, 15:00–17:00); visits about 40 min; minimum age 7; reached by a ~1 km path from Cardes.
Cueva de El Pindal
Ribadedeva · Asturias
Limestone cavePalaeolithic artUNESCO World Heritage
Near Pimiango at Asturias' eastern edge, its paintings have been known since 1908; only the cave's eastern sector is open to visitors.
Phone booking required (Wed–Sun, 15:00–17:00); closed Monday and Tuesday; no card payment; minimum age 7.
Cueva de La Lluera
Oviedo · Asturias
Limestone cavePalaeolithic art
Two small caves at San Juan de Priorio with Palaeolithic engravings and Solutrean and Magdalenian archaeological remains.
Phone booking (Wed–Sun, 15:00–17:00); no parking at the cave, about a 25-minute walk from San Juan de Priorio church.
Cueva de La Loja
Peñamellera Baja · Asturias
Limestone cavePalaeolithic art
Discovered in 1908 near the River Deva; midway along its gallery are Palaeolithic figures of four bulls and two other animals.
Guided visit preceded by a session in the Aula Didáctica; max 35 visitors a day; no under-7s; booking required in summer and Easter.
Cueva de La Peña de Candamo
Candamo · Asturias
Limestone cavePalaeolithic artUNESCO World Heritage
A natural cave about sixty metres long, officially known since 1914, with engravings and paintings mostly dated to around 18,000 years ago.
Starts at the San Román interpretation centre; Easter week and mid-June to September; booking required; max 15 per group, minimum age 7 (2021 data).
Cueva de Tito Bustillo
Ribadesella · Asturias
Limestone cavePalaeolithic artUNESCO World Heritage
Discovered in 1968 and named after caver Celestino 'Tito' Bustillo; its rock art spans roughly 33,000 to 10,000 BC.
Max 15 people per tour; booking essential. Guided in Spanish only, about 45 min. Seasonal opening, roughly spring to late October.
Gruta de Arbedales
Castrillón · Asturias
Limestone cave
A privately owned cave found by chance in 1963 during quarrying; its main chamber covers 150 m² and rises about 20 metres.
La Cuevona de Ardines
Ribadesella · Asturias
Limestone cave
Next to Tito Bustillo, it lacks notable paintings but offers fine speleothems and a huge chamber up to 40 metres high.
Tickets through the Centro de Arte Rupestre Tito Bustillo, opposite the cave entrance; online booking advised.
Balearic Islands
Cova de Can Marçà
Sant Joan de Labritja · Illes Balears
Limestone cave
It opens in a cliff above Port de Sant Miquel bay, about twelve metres above the sea, in Cretaceous limestone.
Cova de s'Aigua
Ciutadella de Menorca · Illes Balears
Limestone cave
A natural cave at Cala Blanca with a striking inner lake and notable geological and archaeological interest.
Small guided groups in Spanish, Catalan, English and French, about 45 min; buy tickets in advance; visits resumed 20 February 2026.
Cuevas de Artà
Capdepera · Illes Balears
Limestone cave
Set 150 m above the sea at Cap Vermell and described by Archduke Ludwig Salvator, they feature a column dubbed the 'Queen of Columns'.
Cuevas de Campanet
Campanet · Illes Balears
Limestone cave
Beneath Puig de Sant Miquel in the Tramuntana, a roughly 400 m route passes chambers such as the Lake Hall and the Sound Waterfall.
Cuevas de Génova
Palma · Illes Balears
Limestone cave
Found in 1906 while digging a well, they descend to 36 m and stand out for rare coralloid speleothems and helictites.
Cuevas del Drach
Manacor · Illes Balears
Limestone cave
Four connected caves totalling 2.4 km and reaching 25 m deep; the tourist route covers 1.2 km.
Cuevas dels Hams
Manacor · Illes Balears
Limestone cave
Famed for hook-shaped formations ('hams' in Catalan); discovered by Pedro Caldentey in 1905 and opened to visitors in 1910.
Basque Country
Cueva de Arrikrutz
Oñati · Gipuzkoa
Limestone cave
Part of a karst system some 15 km long, where the most complete cave lion skeleton in the Iberian Peninsula was found.
Walkway tour plus family and adventure caving options; 10 °C inside; check in at the interpretation centre 15 min early; book online or by phone.
Cueva de Pozalagua
Karrantza Harana/Valle de Carranza · Bizkaia
Limestone cave
Home to the world's second-largest concentration of eccentric stalactites, especially in the Sala Versalles, formed in dolomite.
Canary Islands
Cueva de los Verdes
Haría · Las Palmas
Lava tube
A visitable stretch of the lava tube formed by the eruption of La Corona volcano in northern Lanzarote.
Cueva del Viento
Icod de los Vinos · Santa Cruz de Tenerife
Lava tube
The largest lava tube in the European Union and one of the world's most complex, with several stacked levels of passages.
Jameos del Agua
Haría · Las Palmas
Lava tube
Collapsed sections of La Corona's lava tube that César Manrique turned into his first Art, Culture and Tourism Centre.
Cantabria
Cueva El Soplao
Rionansa · Cantabria
Limestone cave
Renowned for its wealth of helictites and other rare formations; of its 20 km of passages, about 4 km are open to visitors.
Cueva de Chufín
Rionansa · Cantabria
Limestone cavePalaeolithic artUNESCO World Heritage
A small cave where the Lamasón and Nansa rivers meet, with rock art dated to roughly 20,000–25,000 years ago.
Advance booking through the Gobierno de Cantabria cave booking service.
Cueva de Covalanas
Ramales de la Victoria · Cantabria
Limestone cavePalaeolithic artUNESCO World Heritage
Discovered in 1903, it holds about twenty red figures, mainly deer, partly painted with a dotted technique.
Advance booking through the Gobierno de Cantabria cave booking service.
Cueva de Cullalvera
Ramales de la Victoria · Cantabria
Limestone cavePalaeolithic art
A huge gallery 20–30 m high and about two kilometres deep, with Magdalenian paintings including three black horses.
Cueva de El Castillo
Puente Viesgo · Cantabria
Limestone cavePalaeolithic artUNESCO World Heritage
Discovered in 1903 by Hermilio Alcalde del Río and excavated in 1910–1914 with funding from Prince Albert I of Monaco.
Advance booking through the Gobierno de Cantabria cave booking service.
Cueva de El Pendo
Camargo · Cantabria
Limestone cavePalaeolithic artUNESCO World Heritage
Known for a perforated baton and other portable art; in 1997 a painted frieze about 20,000 years old, mostly of deer, was found.
Advance booking through the Gobierno de Cantabria cave booking service.
Cueva de Hornos de la Peña
San Felices de Buelna · Cantabria
Limestone cavePalaeolithic artUNESCO World Heritage
An archaeological site with occupation layers from the Middle Palaeolithic to the Neolithic, spanning more than 30,000 years.
Advance booking through the Gobierno de Cantabria cave booking service.
Cueva de Las Monedas
Puente Viesgo · Cantabria
Limestone cavePalaeolithic artUNESCO World Heritage
Found by a forest ranger in 1952; beyond a small entrance hall open chambers of stalactites, stalagmites and anthodites.
Advance booking through the Gobierno de Cantabria cave booking service.
Castile and León
Cueva de Llamazares
Valdelugueros · León
Limestone cave
Opened in 2015, it is famed for abundant cave corals; its 700-metre route runs through fossil-rich Jurassic limestone.
Summer season only (June–September); start at the Museo Paleontológico, about a 45-minute walk to the cave; about 7 °C inside.
Cueva de Valporquero
Vegacervera · León
Limestone cave
Open to the public since 1966, its 1,300-metre route crosses six chambers with increasingly complex formations.
Cueva de los Enebralejos
Prádena · Segovia
Limestone cave
Segovia province's most important cave; used for burials in prehistory, it keeps paintings, engravings and abundant speleothems.
Galleries accessible only on guided visits.
Cueva de los Franceses
Pomar de Valdivia · Palencia
Temporarily closedLimestone cave
Named after Napoleonic soldiers killed in 1808 whose bodies ended up inside; visitors enter through a 62-metre artificial tunnel.
Temporarily closed for improvement works since 2 September 2024, per the official site (checked October 2026).
Cueva y Ermita de San Bernabé (Ojo Guareña)
Merindad de Sotoscueva · Burgos
Limestone cave
A cave hermitage within Ojo Guareña, a karst system of about 110 km on six levels that is home to 190 invertebrate species.
Cuevas del Águila
Arenas de San Pedro · Ávila
Limestone cave
A roughly 1,000-metre route, 50 m deep, among multicoloured stalactites and stalagmites; the cave is thought to be 0.5–1 million years old.
Castilla–La Mancha
Cueva de Montesinos
Ossa de Montiel · Albacete
Limestone cave
A natural cave near the Lagunas de Ruidera that appears in Don Quixote; protected as a Bien de Interés Cultural (historic site).
Undeveloped cave visited on guided tours with reservation; about 14 °C inside.
Cueva de los Casares
Riba de Saelices · Guadalajara
Limestone cavePalaeolithic art
On the banks of the River Linares in the Alto Tajo, it holds Palaeolithic engravings and paintings alongside fossil and human remains.
Visits to the paintings by prior appointment through the regional archaeological sites network.
Catalonia
Cova de la Font Major
L'Espluga de Francolí · Tarragona
Limestone cavePalaeolithic art
A karst system with an underground river and 3,590 m surveyed beneath the town, among the world's longest conglomerate caves; part is a museum.
Guided museum-cave visit plus an optional adventure route up the underground river; a Palaeolithic art sanctuary was found in the cave.
Coves Meravelles
Benifallet · Tarragona
Limestone cave
Discovered in 1968, its 510-metre route shows giant columns, soda straws, rimstone pools and many helictites.
Guided 45-minute visit; booking recommended; weekends in January–February, Wed–Sun in spring and autumn, daily in summer.
Coves del Salnitre
Collbató · Barcelona
Limestone cave
Set in Montserrat's conglomerate, they hold Catalonia's largest cave chambers; their undulating shapes inspired Gaudí.
Guided visits only; ~500 m route with steps; 14 °C and 97% humidity inside; booking recommended.
Coves del Toll
Moià · Barcelona
Limestone cave
A 1,148 m cave, among Europe's richest in Quaternary fauna; about 180 m are visited, next to a prehistoric park.
Extremadura
Cuevas de Fuentes de León
Fuentes de León · Badajoz
Limestone cave
A natural monument in Cambrian limestone; Cueva del Agua has an inner lake over 200 m² and Masero has butterfly-wing stalactites.
Galicia
Cova do Rei Cintolo
Mondoñedo · Lugo
Limestone cave
Galicia's largest cave, with three levels of passages totalling nearly 6 km; Iron Age material was found at its entrance.
Reopened March 2025 with two guided routes (Central Gallery, ~300 m, and a demanding river route); bookings via the Mondoñedo tourist office.
La Rioja
Cuevas de Ortigosa
Ortigosa de Cameros · La Rioja
Limestone cave
Two caves, La Viña and La Paz, in Jurassic limestone; La Paz turned up in 1964 during quarrying for a reservoir.
Guided visits only; tickets from the guides at the ticket office before each tour; phone booking recommended.
Murcia
Cueva del Puerto
Calasparra · Murcia
Limestone cave
A hypogenic cave of hydrothermal origin, discovered in 1966, with over 4,720 m of passages and domes dissolved by rising acidic water.
Navarre
Cueva de Mendukilo
Larraun · Navarra
Limestone cave
In the Aralar range and open since 2005, a 540 m walkway descends 40 m through three chambers; its name recalls use as a stable.
Cueva de Zugarramurdi
Zugarramurdi · Navarra
Limestone cave
A 120-metre karst tunnel cut by the Infernuko Erreka stream, legendary setting of the witches' gatherings tried by the Inquisition.
Cuevas de Urdax
Urdazubi/Urdax · Navarra
Limestone cave
Also known as the Ikaburu caves, they have been carved by the River Urtxume over hundreds of thousands of years.
Guided group visits only; buying tickets online is advised to secure a slot.
Valencian Community
Cueva de Adsubia
Adsubia · Alicante
Limestone cave
A small single-chamber cave of about 600 m², rich in speleothems; also known as Cueva del Tossal del Llop.
No regular opening hours; Sunday visits only by prior arrangement with the town hall (showcaves.com, 2021 data).
Cueva de Don Juan
Jalance · Valencia
Limestone cave
Formed in Upper Cretaceous limestone beside a ravine feeding the Júcar, it sheltered fleeing Moriscos in the early 17th century.
Cueva de las Calaveras
Benidoleig · Alicante
Limestone cave
A 440-metre cave named after twelve skulls found in the 17th century; its flooded inner section supplies irrigation water.
Cueva del Rull
La Vall d'Ebo · Alicante
Limestone cave
Discovered in 1919 by a hunter nicknamed 'tío Rull', it formed in Miocene conglomerate; the municipality opened it as a show cave in 1995.
Cuevas del Canelobre
Busot · Alicante
Limestone cave
Its vault, about 70 metres high, is among the tallest in Spain; visitors enter through a 45-metre tunnel.
Grutas de San José
La Vall d'Uixó · Castellón
Limestone cave
Toured by boat along an underground river said to be Europe's longest navigable one; the cave stays around 20 °C all year.
Boat tour; a kayak option is also offered.
Visits by lottery or in tiny groups
Caves that protect something so fragile, often Palaeolithic art, that only a few people a week go in.
Cueva de Altamira
Santillana del Mar · Cantabria
Limestone cavePalaeolithic artUNESCO World Heritage
One of the most important ensembles of prehistoric art, discovered in 1868; its paintings are mainly Magdalenian and Solutrean.
Original cave closed to general visits to protect it (only a few visitors chosen by lottery); the museum's Neocueva replica is open.
Cueva de Castañar
Castañar de Ibor · Cáceres
Limestone cave
A natural monument since 1997, famed for aragonite flowers, helictites and needles in chambers such as the Sala Nevada and Sala Blanca.
Very limited: email applications from 1 April; visits May–September, Friday–Sunday; one application per person a year. Replica at the interpretation centre.
Cueva de Ekain
Deba · Gipuzkoa
Limestone cavePalaeolithic artUNESCO World Heritage
Discovered in 1969, it holds Magdalenian paintings such as the famous 'horse panel', counted among the finest in Palaeolithic art.
Original cave not open to the public; visitors see the Ekainberri replica in Zestoa (website is the replica's).
Cueva de La Pasiega
Puente Viesgo · Cantabria
Limestone cavePalaeolithic artUNESCO World Heritage
A gallery up to 120 m long in Monte Castillo and one of Cantabria's main Palaeolithic art sites.
Closed to the general public; visits require a request to the Government of Cantabria.
Cueva de Las Chimeneas
Puente Viesgo · Cantabria
Limestone cavePalaeolithic artUNESCO World Heritage
A two-level cave linked by karst chimneys, which give it its name; its engravings and archaeological remains are on the lower level.
Not among the Monte Castillo caves listed as regularly open (El Castillo, Las Monedas); current public access unconfirmed.
Cueva de Santimamiñe
Kortezubi · Bizkaia
Limestone cavePalaeolithic artUNESCO World Heritage
Bizkaia's main prehistoric site, with Magdalenian paintings dated between about 14,000 and 9,000 BC.
Decorated galleries closed to protect the art; guided visits combine the entrance area with a 3D virtual tour; booking required.
Data checked in October 2026. Spot a mistake or a missing cave? Tell us.