Glass-Bottom boat off Green Island, a coral cay in the Great Barrier Reef Marine Park, Queensland, Australia

- Image ID: W26WEJ

Glass-Bottom boat off Green Island, a coral cay in the Great Barrier Reef Marine Park, Queensland, Australia

Ian G Dagnall / Alamy Stock Photo

Image ID: W26WEJ

Location: Green Island, Great Barrier Reef, Cairns, Queensland, Australia