The orderly layout of New York City's streets makes getting around easy.
In the icy Arctic, humans learn to adapt to life among powerful polar bears.
The Amazon is the world's largest rainforest and most biodiverse region.
A military ritual happens daily on the border between Pakistan and India.
A large number of classic cars from the US shows the resourcefulness of Cubans.
Climate change has forced land reclamation projects that harm marine ecosystems.
Madagascar is a biodiversity hotspot and home to critically endangered lemurs.
Massive wildlife migrations in the Serengeti are closely studied by scientists.
Goats climb trees in search of Argan fruit. The leftovers become profitable oil.
Australia has built cross-country fences to control overpopulation of rabbits.
A national park invites hikers to enjoy its scenery and explore its cave.
Reindeer pull skiers in races that provide cool entertainment during the winter.
Valentine's Day wouldn't be the same without the sayings on Sweethearts candy.
An ancient Roman aqueduct transported water to this town. Now it brings history.
Breaking up large ships for recycling and resale is a dangerous job for workers.
A town in Japan transformed its rice fields into large-scale artistic canvases.
The Kombai build their homes high up in the trees, many feet off of the ground.
Every evening, a busy street transforms itself into an open-air restaurant.
Local fishermen perch on crossed sticks to catch seafood for their families.
The Highland Games are in many locations to honor Scotland's cultural heritage.
Hunting for honey is a profitable business as long as you can avoid tigers.
When termites start to consume a Mofu house, army ants come to the rescue.
This 7.8-mile cable car takes passengers on a ride to the top of a mountain.
Poás Volcano offers breathtaking views of its massive crater and acidic lake.
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