Venture into a pristine ecosystem at the Kermadecs—protected by distance for hundreds of years, and still resplendent with marine life. Here, Galapagos sharks patrol the reefs in numbers never seen around the mainland.

This is 360-VR video—grab to pan on a desktop, just move a mobile device around you, or hit the headset button to play in a Google Cardboard-compatible headset (iOS devices will need you to download an app.) All devices can be fullscreened for the most compelling experience.