Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

Rising from the sea like a stone monster.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

The remains of this 2nd-century Roman temple are incorporated into a modern building.

Walk inside a half mile long crevice right outside the town of Garmisch Partenkirchen.

The fairy tale castle of the "fairy-tale king."

A neighborhood church's unusual abstract stained glass was the final project of avant-garde artist Jean Cocteau.

Genesis of modern hydroelectric power.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

A secluded, little-known temple hidden amid the dense jungle.

Though it was originally dedicated to the Hindu god Shiva, Baphuon was converted to a Buddhist temple in the 15th century, complete with a massive hidden statue.

A battle between nature and architecture in the Cambodian jungle.

A Rodeo for Prisoners.

On a dusty county road sit the ruins of a ghost town's abandoned church.

What remains of the summer palace of King Kamehameha III.

A Hawaiian stairway to heaven—that you can't climb.

A 1940's shrine dedicated to drowned fishermen on the outskirts of Honolulu.

An ode to one of the first concerts broadcast via satellite.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

This airstrip atoll is uninhabited by humans, but absolutely full of birds.

A unique set of caves that spits waves back out into the ocean.

This WWII plane died a quiet death, and is now a garden eel playground.

This narrow coastline trail through the dense Kauai wilderness is among the most beautiful and dangerous in the world.