▲The population of wild orangutans are among the most iconic species found here.

▲A family of pygmy elephants at the Tabin Wildlife Reserve.

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

▲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.

▲The Vakona Forest Lodge in Madagascar is an ideal base from which to explore the park's incredible biodiversity.

▲This is the place to see one of Madagascar's largest living lemurs, the indri (pictured).

▲Located in the southeastern part of the island, this is another location that rewards intrepid travelers with glimpses of rare lemur species.

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

▲Located in southwestern Uganda along the border with the Democratic Republic of the Congo, this remote ecosystem is accessible only by foot.

▲The park provides a habitat for numerous species of mammals and birds, but is famous for its population of critically endangered mountain gorillas.

▲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.

▲On the ground, look out for the elusive jaguar, one of Latin America's most iconic big cat species.

▲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.

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

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

▲Meandering through the park are several rivers, including the Napo and Tiputini, where bird, mammal, and amphibian life thrive.

▲Protected residents here include the giant otter (pictured), the margay wild cat, and the Amazon river dolphin.

▲Far North Queensland is where to find this spectacular rainforest ecosystem, which is highly valued for its exceptional biodiversity.

▲The park is vast and supports hundreds of bird and mammal species, including the impossibly cute striped possum.

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

▲Kayak the lake near the shoreline and look out for blue-and-yellow macaws and scarlet macaws clinging to its banks.

▲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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Looking for an adventure travel experience in a biodiverse environment? Then seek out a jungle or a rainforest. These fascinating ecosystems make for incredible exploration and provide a habitat for a staggering variety of flora and fauna, much of it rare and endangered. Furthermore, stepping foot inside these tropical destinations will remind you of the need to protect the Earth and to promote a cleaner and more sustainable future.

Browse this gallery and let these natural wonders astound you.

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

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

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