Mission to find river's mysterious source leads to record-breaking cave dive in New Zealand

One of our most coveted awards: Find out which operators, resorts and liveaboards made our Top 100 Gold List!

Dive In Climate: Subtropical temps, from mid-to high 70Fs. Summer begins in December. Water Temperatures: The subtropical East Auckland Current sweeps relatively warm water into the Bay of Plenty (60Fs), but you'll still need to pack a ...