Australia's Hidden Islands, Christmas Island

S1 E1 • 46m • 4K UHDHDPG

The crown jewel of the Great Barrier Reef, Lady Elliot Island is a mesmerising swirl of colour and life - both above and below the water.

S1 E2 • 46m • 4K UHDHDPG

Hidden off the southern coast of Australia, Kangaroo Island is an ocean fortress cut off by wild seas, and battered by brutal Southern Ocean winds.

S1 E3 • 46m • 4K UHDHDPG

Hundreds of miles northwest of Australia's mainland, Christmas Island rises sublimely out of the Indian Ocean, providing the stage for extraordinary migrations.

S1 E4 • 46m • 4K UHDHDPG

The largest sand island on Earth, Fraser Island nurses a huge variety of wildlife on its unforgiving terrain, including dingoes, wallabies and sea eagles.