Open your eyes to a whole other world with these underwater adventures. Find the best snorkelling and scuba diving holiday destinations.

Sydney

The best of Sydney on a budget: top things to do

Two flat-bottomed boats on turquoise water with island in background, Rarotonga, Cook Islands.
Rarotonga

The best things to do in Rarotonga

Crystal clear water, white sand and palm trees on a sunny day on Dravuni Island, Fiji.
Fiji Nadi

Bula! The best things to do in Fiji

Tanah Lot temple and coastline with crashing waves, Bali, Indonesia.
Bali

The best things to do in Bali

Family of four snorkelling among tropical fish and coral at Hardys Reef on the Whitsundays. Image credit: Tourism and Events Queensland
Hamilton Island

Ahoy! Hamilton Island for kids

Sandy beach, palm trees, deckchairs and umbrellas overlooking the beach at the Beach Club, Hamilton Island, Whitsunday Coast. Image credit: Tourism and Events Queensland
Hamilton Island

Chill out: the best things to do on Hamilton Island

Aerial view of Airlie Beach Lagoon, Whitsunday Coast. Image credit: Tourism and Events Queensland
Whitsunday Coast

How to do the Whitsunday Coast on a budget