Explore the breathtaking El Soplao cave, discovered by Cantabrian miners in 1908. This geological wonder showcases an array of natural formations, including eccentrics, stalactites, stalagmites, lava flows, columns, pearls of the caverns, and dog-tooth crystals. Named after the blowing air felt when a tunnel with less oxygen perforates another, El Soplao is a must-visit for anyone in the region. This subterranean theatre offers a mesmerizing play of shadow and light, with an abundance of color that showcases the incredible potential of nature.

Step into El Soplao, a unique cave nestled in the heart of Cantabria, northern Spain. Uncover a world of minerals and structures that seem to belong to another realm. Wander through the different galleries that house an exceptional heritage of mining archaeology. Immerse yourself in the captivating allure of this geological marvel.