The Amazon Basin, Brazil - The Amazon Rainforest is home to over 2,000 species of animals, making this destination a go-to for wildlife lovers.
Gunung Leuser National Park, Indonesia - Located in northern Sumatra, the park offers the opportunity to see the threatened Sumatran orangutans in their natural habitat.
Jim Corbett National Park, India - India's oldest national park was founded to protect the endangered Bengal tiger.
Skomer Island, Wales - Located off the coast of Pembrokeshire, the island offers ample opportunity to see Manx shearwaters and Atlantic puffins.
Peak District National Park, England - Located at the southern end of the Pennines, the park has the only wild population of mountain hares in England.
Ujung Kulon National Park, Indonesia - Located at the westernmost tip of Java, the Ujung Kulon National Park is the last known refuge for the critically endangered Javan rhinoceros.
Etosha National Park, Namibia - Containing about 114 mammal species, 340 bird species, and 110 reptile species, this Namibian park is a wildlife enthusiast's paradise.
Yellowstone National Park, USA - Located mainly in Wyoming and spanning 9,000 sq km (3,500 sq miles), the park is a great place to see bears, wolves, bison, elk, and antelope.
Torres Del Paine National Park, Chile - Encompassing mountains, glaciers, lakes, and rivers, this Patagonian park is the perfect place to see guanacos in their natural habitat.
Okavango Delta, Botswana - This UNESCO World Heritage Site is home to long list of incredible wildlife including African bush elephant, lion, wildebeest, and many more.
Yosemite National Park, USA - Located in California, this popular destination offers ample opportunity to see black bears, bighorn sheep, bobcats, and coyotes.
Bandhavgarh National Park, India - Known for its biodiversity, this park has one of the largest populations of tigers in India. Other mammals include leopards and deer.
Rocky Mountain National Park, USA - This Colorado gem is home to yellow-bellied marmots, coyotes, mountain lions, moose and other animals.
Kruger National Park, South Africa - One of the largest reserves in Africa, at the Kruger National Park you will find lion, leopard, rhinoceros, elephant, and Cape buffalo, just to start.
Lone Pine Sanctuary, Australia - Founded in 1927, this is the world's oldest and largest koala sanctuary.