An obscure waterfall that looks like something out of a fantasy novel.

Now a memorial, this factory was once used as a concentration camp for artists by the Vichy government.

An existential riddle in the world's largest ancient castle.

Macabre astrological automaton clock dating to the late 1400s.

A fitting attraction for the corn capital of the world.

The ancient latrines of the Greeks, in all their public glory.

Roman ruins top white travertine terraces formed by ancient hot springs.

No one is sure if the world's fourth-largest diamond had been found in a rubbish heap or was pawned by Napoleon's mom.

A marvel of Byzantine engineering under the streets of Istanbul.

This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.

Ancient paintings known as the "Sistine Chapel of Cave Art."

New Orleans' famous cemetery, located on the site of a former race track.

Ancient human, animal, and geometric figures drawn in the earth.

This memorial pyramid marker honors one of the United States Government's first official camel riders.

The shop's owner has spent decades in the desert wearing nothing but a strategically placed sock.

After a short-lived attempt to bring America in line with the rest of the world, this road was left in metric.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

The world's largest rose bush has literally outgrown the pioneer museum it was planted behind.

Stairs often replace streets on the steep slopes of this old mining town.

Deep in the Guatemalan jungle stands an ancient pyramid that once marked the reign of a king.

These roaring primates were considered a divine creature in the cosmology of the Maya.

Along the most northwestern point in Africa is an ancient cave surrounded by legends.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

An amazing collection of model trains, collectibles, and artifacts that span the last 100 years.