This beach runway is off limits during high tide.

This Arctic storage facility is a secure backup for agricultural biodiversity.

This Arctic mining town is home to a cat that's spent years masquerading as a fox.

In the northernmost city in the world, it's illegal to be buried because it’s too cold for bodies to decompose.

An unusual and beautiful form of mass transit serves the city's steepest neighborhoods.

Outdoor escalators and art have helped change what was once a notoriously dangerous part of Medellín.

Home to 23 voluptuous and instantly lovable sculptures by one of Latin America's most celebrated artists.

Singapore's oldest Hindu temple.

Across this single-file rope bridge is what has been claimed to be the edge of continental Asia.

This dangerous-looking suspension bridge may have been too unstable to remain open.

This statue of an eagle taking flight welcomes visitors to Langkawi.

Holy Hindu shrine in an enormous, monkey-filled limestone cavern.

This artistic fountain display pays homage to this area's theatrical history.

Morocco's Argania trees are infested with nut-hungry goats.

Despite a history of destruction, this former citadel survives to document Afghanistan's oft overlooked history.

Museum dedicated to overthrowing the Soviets, complete with diorama of Soviets being beaten to death with shovels.

Rock-cut chamber at top of an outcroup, reached by a mountain stairway of forty steps.

This magnificent blue mosque in Afghanistan is surrounded by thousands of white doves.

This monument honors the life of a long-suffering lion whose story captivated the world.

Splashes of blue in an otherwise monotonous lunar landscape.

Once an impressive link to Afghanistan’s Buddhist past, now a sad reminder of intolerance towards other cultures.

Al Rahmah Mosque appears to "float" atop the Red Sea.

An array of ancient artifacts from Bronze Age Bristol and other civilizations are housed in this museum.

Inside the Šomoška National Nature Reserve exists a unique rock formation rarely seen in the world.