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Danum Valley Conservation Area, Borneo -

Located in Sabah, Danum Valley Conservation Area encompasses an incredibly rich variety of tropical flora and fauna.

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Danum Valley Conservation Area, Borneo - The population of wild orangutans are among the most iconic species found here.

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Andasibe-Mantadia National Park, Madagascar - The Vakona Forest Lodge in Madagascar is an ideal base from which to explore the park's incredible biodiversity.

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Andasibe-Mantadia National Park, Madagascar - This is the place to see one of Madagascar's largest living lemurs, the indri (pictured).

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Bwindi Impenetrable National Park, Uganda - Located in southwestern Uganda along the border with the Democratic Republic of the Congo, this remote ecosystem is accessible only by foot.

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Bwindi Impenetrable National Park, Uganda - The park provides a habitat for numerous species of mammals and birds, but is famous for its population of critically endangered mountain gorillas.

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Manuel Antonio National Park, Costa Rica - This fabulous coastal national park is one of the smallest in the country, but packs in 109 species of mammals and 184 species of birds.

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Manuel Antonio National Park, Costa Rica -

Known as the "Green Zone," here you'll come face to face with all sorts of exotic residents, including handsome iguanas like this one.

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Tabin Wildlife Reserve, Borneo - Located in Sabah is this outstanding wildlife reserve, home to a large number of animals, a few of which are highly endangered.

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Tabin Wildlife Reserve, Borneo - A family of pygmy elephants at the Tabin Wildlife Reserve.

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Anavilhanas National Park, Brazil -

You'll need to travel deep into the heart of the Amazon rainforest to reach this magical ecological hot spot.

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Anavilhanas National Park, Brazil - Protected residents here include the giant otter (pictured), the margay wild cat, and the Amazon river dolphin.

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Kinabatangan River, Borneo - The second longest watercourse in Malaysia, the Kinabatangan River is especially known for its lowland forests and the mangrove swamps that provide sanctuary for a population of saltwater crocodiles, among other wildlife.

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Kinabatangan River, Borneo - This dynamic environment is known for its remarkable wildlife and amazing habitats of freshwater swamp forest, salty mangrove swamps, and limestone caves.

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Kanha National Park, India - The expansive Kanha National Park encloses open grasslands, as well as dense tracts of jungle.

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Kanha National Park, India -

It's also known as Kanha Tiger Reserve for its population of magnificent Royal Bengal tigers. Incidentally, did you know that the park's jungles provided the inspiration for Rudyard Kipling's famous novel, 'The Jungle Book'?

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Ranomafana National Park, Madagascar - Located in the southeastern part of the island, this is another location that rewards intrepid travelers with glimpses of rare lemur species.

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Ranomafana National Park, Madagascar - Ranomafana is home to the super rare greater bamboo lemur and Milne-Edwards' sifaka, among other amazing primates.

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Daintree National Park, Australia - Far North Queensland is where to find this spectacular rainforest ecosystem, which is highly valued for its exceptional biodiversity.

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Daintree National Park, Australia - The park is vast and supports hundreds of bird and mammal species, including the impossibly cute striped possum.

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Volcanoes National Park, Rwanda -

The setting for five of the eight volcanoes of the Virunga Mountains, the dramatic scenery alone is reason enough to venture into this extraordinary environment.

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Volcanoes National Park, Rwanda -

The region is also home to mountain gorillas and the rare golden monkey.

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Monteverde Cloud Forest, Costa Rica -

Not for nothing is this reserve so named—much of the canopy is veiled in cloud. The most rewarding way to experience this rich ecological zone is by zip line.

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Monteverde Cloud Forest, Costa Rica - On the ground, look out for the elusive jaguar, one of Latin America's most iconic big cat species.

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Santa Elena Cloud Forest, Costa Rica -

Besides Monteverde, Costa Rica has the Santa Elena Cloud Forest. Slightly higher in elevation and considerably wetter, this is where you will find the awe-inspiring quetzal.

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Santa Elena Cloud Forest, Costa Rica - If you're lucky, you may also spy a wandering spider monkey as you hike one of the many trails set across the forest floor.

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Yasuni National Park, Ecuador - The rainforest wrapped in by the Yasuni National Park is one of the most biologically diverse regions on the planet.

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Yasuni National Park, Ecuador - Meandering through the park are several rivers, including the Napo and Tiputini, where bird, mammal, and amphibian life thrive.

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Tambopata National Reserve, Peru - This reserve is part of the Vilcabamba-Amboro wildlife corridor, which extends into neighboring Bolivia. The rainforest surrounds serene Lake Sandoval.

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Tambopata National Reserve, Peru - Kayak the lake near the shoreline and look out for blue-and-yellow macaws and scarlet macaws clinging to its banks.

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