Witness one of the world's greatest natural spectacles — the annual phenomenon of mass coral spawning at the Great Barrier Reef.
Hamish Macdonald
Brooke Satchwell
Jordan Nguyen
Score: 7.5
Score: 8.0
Score: 8.0
Score: 7.2
Score: 7.5
Score: 6.7
Score: 7.5
Score: 7.8
