Gruta das Torres is the largest lava tube in Portugal, located on the island of Pico in the Azores archipelago. Formed by volcanic activity around 1,500 years ago, this impressive geological feature extends for over 5 kilometers. Visitors to Gruta das Torres can explore its fascinating underground landscape, which includes a variety of lava formations such as stalactites, stalagmites, and lava benches. The cave is equipped with a guided tour system to ensure safety and enhance understanding of its natural and historical significance.
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