Tonga's Humpback Whales 

There are few wildlife encounters that allow you to get this up close and personal, while maintaining a respect for the animal and their environment, but in Tonga, they have found a way to peacefully interact with the whales with minimum impact. Tonga is one of only a few countries in the world where you can actually swim with humpback whales. Swimming with the whales is done so with sensible tourism guidelines and experienced guides to ensure minimal impact on the whales and their environment.