Caves in Portugal
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Cave in Graciosa
Abel CaveFurna do Abel is a large grotto, about 96 meters long, located on the island of Graciosa....
Cave in Graciosa
Furna da Maria EncantadaFurna da Maria Encantada is a cave of unusual shape. It was formed as a result of a volcanic phenomenon in which lava flows out through narrow pipes....
Cave in Graciosa
Furna CaveFurna Cave (Furna do Enhofre, Furna do Inshofri crater, Furna do Enxofre Caldeira) is a volcanically formed cave with a length of 194 m and a height of 50 m....
Cave in Terceira
Algar do Carvao CaveAlgar do Carvao Cave is a 90 m deep cave that was formed about 3,200 years ago as a result of the outflow of magma from the main pipe of the volcano. The...