Aquário Natural, Brazil

Aquário Natural (Natural Aquarium) is the pristine, crystal-clear source of the Baía Bonita River and a highlight of the Baía Bonita Ecological Reserve. This remote inland region of Brazil is a popular spot for eco-tourism. A tour of the Aquário Natural offers a hike through the jungle followed by snorkelling with over 30 varieties of fish. Other popular activities include swimming in the Silver River, rappelling 72 metres down into the waters of the Anhumas Abyss and walking through the treetops on Circuito Arvorismo (The Trees Circuit), a suspended steel walkway varying in height between 10 to 20 metres.
© Michel Roggo/Minden Pictures