This ancient monastery complex was transformed from an island to a peninsula when the lake was partially drained.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Abandoned city hidden from the world by tropical forest and isolation on the coast of Kenya.

Get tall with nature's lankiest beasts and their warthog friends at this Kenyan preserve.

Life and death are on parade at the most reliably perilous site of “the Great Migration.”

This floating cinema brings new meaning to the phrase "going out" to the movies.

Bangkok celebrated its shifting monarchy with a militaristic homage to democracy.

This Cambodian riverbed is covered in ancient Hindu carvings both above and below the waters.

Hoax, mistake, or evidence of dinosaurs in human times?

A tidal bore with its own festival.

Where the Great Wall of China meets the sea.

A harrowing trail up a mile-high mountain.

Enormous burial mounds of ancient emperors.

Nicknamed Kazakhstan's Grand Canyon, this natural wonder lies east of Almaty near the Chinese border.

A scenic canyon with thick forests and historic ruins.

Centuries before the modern seismograph, Armenian monks measured quakes with this tilting pillar.

This lake in northwest Iran has started turning from green to red more frequently than scientists are comfortable with.

The palace of the King of Kings, burned by Alexander the Great.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

This abandoned mining village was predicted to resist decay longer than any other modern human settlement.

Norway's oldest cathedral still in use.

Monuments don't get much more metal than these three giant viking swords planted in a Nordic hill.

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

Walk 2,300 feet above the ground on the "Troll's Tongue."