The cloud forest reserve, resplendent quetzals and the first canopy ziplines.
The harbour town on Flores where the Komodo dragon boats leave, with pink beaches and manta rays.
One of the deepest natural harbours in the world, Nilaveli beach and blue whales offshore.
Sumatra's capital, the Maimun Palace and the gateway to Lake Toba and the Bukit Lawang orangutans.
The whale-watching capital of Iceland, with humpbacks and blue whales in Skjalfandi Bay.
Beaches packed with seals and penguins.
Riverside park of elephants.
Boardwalk to nesting wandering albatrosses — the largest wingspan of any bird — on a tiny island in the Bay of Isles.
Zodiac cruises past glacier fronts into fjords like Drygalski, with fur seals and icebergs.
World-famous wall dive of sharks.
Vast park of the white-eared kob migration.
Africa's second-greatest antelope migration.
One of the world's largest wetlands.
Reliable manta-ray cleaning stations.
Sanctuary for rescued chimpanzees.
Giant otters on the Rupununi river.
Pristine rainforest and canopy walk.
Swamp roost of the scarlet ibis.
Seabirds on the world's largest coral atoll.
Vast untouched rainforest, UNESCO-listed.
About 300 tailless macaques live on the Upper Rock — Europe’s only wild monkeys, and famously light-fingered.
Rainforest lodge of tropical birds.
Rainforest plateau above a reservoir.
River-island reserve of rare primates.
The US's only tropical rainforest.
West Africa's last wild giraffes.
Remote islands of saltwater hippos.
Primary rainforest of rare wildlife, UNESCO-listed.
Where hippos surf and elephants roam beaches.
Biodiverse peak, UNESCO-listed.
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