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Italy · Nature & Wildlife · Hard
Which answer matches this clue: the giant tourist cave in the Carso near Trieste containing the world's largest show-cave chamber?
Answer: Grotta Gigante — The Grotta Gigante's main chamber is 107 metres high and holds two geodetic pendulums used for scientific measurements since the 1960s.
- A Grotte di Frasassi
- B Grotte di Castellana
- C Grotta di Nettuno
- D Grotta Gigante ✓
The Grotta Gigante's main chamber is 107 metres high and holds two geodetic pendulums used for scientific measurements since the 1960s.