{"id":1604,"date":"2025-08-01T15:18:44","date_gmt":"2025-08-01T15:18:44","guid":{"rendered":"http:\/\/geolatra.com\/?page_id=1604"},"modified":"2025-08-18T15:33:35","modified_gmt":"2025-08-18T15:33:35","slug":"cave-of-wonders","status":"publish","type":"page","link":"https:\/\/geolatra.com\/en\/gruta-de-las-maravillas\/","title":{"rendered":"Gruta de las Maravillas"},"content":{"rendered":"<p style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.11), 15px);\">The Gruta de las Maravillas, in Aracena (Huelva), is a karst complex of great beauty, considered one of the most spectacular in Spain and a pioneer of underground tourism in Europe. Formed in Palaeozoic Cambrian carbonate rocks (over 500 million years old), this groundwater cave, situated beneath the Cerro del Castillo, is notable for its extensive galleries, crystal-clear lakes and unique geological formations.<\/p>\n\n\n\n<p style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.11), 15px);\">The Gruta de las Maravillas has been open since 1914, making it Spain\u2019s first tourist cave. It is 2,130 metres long, with a 1,200-metre tourist route, and is famous for its lakes, stalactites and stalagmites, and unique chambers. <\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"714\" src=\"http:\/\/geolatra.com\/wp-content\/uploads\/2025\/08\/aracena-turismo-gruta-07.jpg\" alt=\"\" class=\"wp-image-1605\" style=\"width:556px;height:auto\" srcset=\"https:\/\/geolatra.com\/wp-content\/uploads\/2025\/08\/aracena-turismo-gruta-07.jpg 1024w, https:\/\/geolatra.com\/wp-content\/uploads\/2025\/08\/aracena-turismo-gruta-07-300x209.jpg 300w, https:\/\/geolatra.com\/wp-content\/uploads\/2025\/08\/aracena-turismo-gruta-07-768x536.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-a89b3969 wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-text-align-center wp-element-button\" href=\"https:\/\/www.aracena.es\/es\/municipio\/gruta\/\">More info<\/a><\/div>\n<\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.11), 15px);\"><strong>LOCATION<\/strong>: Calle Pozo de la Nieve (no number), 21200 Aracena, in the Sierra de Aracena and Picos de Aroche Natural Park. It is a pedestrian street, with car parks nearby.<\/li>\n\n\n\n<li style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.11), 15px);\"><strong>FEATURES<\/strong>:\n<ul class=\"wp-block-list\">\n<li>Formations: Stalactites, stalagmites, columns, gours, pisolites, eccentrics and blue aragonites, shaped by the dissolving action of water.<\/li>\n\n\n\n<li>Notable rooms: the Shell Room, the Great Hall, the Cathedral Room, the Sultana\u2019s Bath, the Emerald Room, the Glass Room of God, the Chickpea Room and the Nude Room, known for its unusual shapes.<\/li>\n\n\n\n<li>Lakes: Six underground lakes, with abundant water in the water table, which add a touch of magic to the route.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.11), 15px);\"><strong>HISTORY<\/strong>:\n<ul class=\"wp-block-list\">\n<li>Discovered in the mid-19th century, possibly as a result of mining work (although local legend mentions a shepherd). The first historical reference dates from 1850.<\/li>\n\n\n\n<li>It opened to the public in 1914, becoming Spain\u2019s first cave open to tourists.<\/li>\n\n\n\n<li>Extensions: The second floor was opened in 1926, and in 2014, to mark the centenary, the Candelabrum Room and the Banquet Hall were opened to the public.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li style=\"font-size:clamp(14px, 0.875rem + ((1vw - 3.2px) * 0.11), 15px);\"><strong>CULTURAL SIGNIFICANCE<\/strong>:\n<ul class=\"wp-block-list\">\n<li>Designated a Site of Tourist Interest in Andalusia.<\/li>\n\n\n\n<li>The setting for films such as *Journey to the Centre of the Earth* (1959), *Tarzan in King Solomon\u2019s Mines* (1973) and Spanish-German co-productions (1988).<\/li>\n\n\n\n<li>It celebrated its centenary in 2014 with a documentary and improvements to its infrastructure (a new electrical system and refurbishment of the fa\u00e7ade).<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>La Gruta de las Maravillas, en Aracena (Huelva), es un complejo k\u00e1rstico de gran belleza, considerado uno de los m\u00e1s espectaculares de Espa\u00f1a y pionero del turismo subterr\u00e1neo en Europa. &#8230;<\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1604","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Gruta de las Maravillas | Ge\u00f3latra<\/title>\n<meta name=\"description\" content=\"Descubre la Gruta de las Maravillas, una de las maravillas geol\u00f3gicas de la Comarca Sierra de Aracena y Picos de Aroche\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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