Grotta Gigante, or Giant Cave, is one of the best caves in Europe. It’s gigantic natural cavern space makes Grotta Gigante a definite Trieste must see. Until 1995 it was known as The Largest Tourist Cave in the World, a title it lost in 2010, with the opening of La Verna Cave in South-West France. …
Grotta Gigante Trieste
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