Located on New Zealand's North Island, these caves are ... complete with tropical fish and stunning limestone formations, makes this cave a must-see for those who love diving.

Although not a typical tropical island, its breathtaking waters and ... but for experiencing the thrill of diving into underwater caves and swimming alongside playful dolphins.

First, visitors do a 45-minute guided tour of the open-ceiling cave, the roots cave and the lake cave, followed by a 30-minute nature walk through the dry tropical ... Bay on the island's North ...