Italy
Nymph Island is within the Turtle Group national park in Far North Queensland, Australia, 1,636 km northwest of Brisbane. It is circular, with a lagoon in the centre. The island is only about a kilometre in diameter. No point on the island appears to exceed 30 metres (about 100 feet) in elevation.
Listen to the audio guide for Nymph Island National Park Free on WIP — starts by itself when you arrive, even with the screen off