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[[File:Lanzarote 5 Luc Viatour.jpg|thumb|Lanzarote 5 Luc Viatour|alt=Lanzarote 5 Luc Viatour.jpg|World's longest "lava tube" (wikipedia)]] | [[File:Lanzarote 5 Luc Viatour.jpg|thumb|Lanzarote 5 Luc Viatour|alt=Lanzarote 5 Luc Viatour.jpg|World's longest "lava tube" (wikipedia)]] | ||
* '''Cueva de los Verdes ("the cave of Verdes")''' | * '''Cueva de los Verdes ("the cave of Verdes")''' | ||
* * world's longest "lava tube" was created 3,000 years ago by the eruption of Monte Corona, Canary Islands | ** world's longest "lava tube" was created 3,000 years ago by the eruption of Monte Corona, Canary Islands | ||
** lava tubes are formed when a lava stream cools and solidifies at the top, while lava below continues to flow, leaving a cave after full draining. | ** lava tubes are formed when a lava stream cools and solidifies at the top, while lava below continues to flow, leaving a cave after full draining. | ||
** the cave is 3.7 miles long on land and extends another 0.93 miles under water | ** the cave is 3.7 miles long on land and extends another 0.93 miles under water |