Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

A trash dump made beautiful by nature's power.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

The rocks in this arid basin leave trails of movement behind them.

A medieval replica of King Arthur's legendary table, the Round Table hanging in Winchester Castle was decorated by Henry VIII.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

Climb to the top of the world's largest seated bronze Buddha.

270 million year-old forest of stone.

The highest monastery in the world operates a tiny guesthouse with doors open to all.

Sacred Buddhist home of some spiritual monkeys.

One of the largest Buddhist stupas in the world keeps an eye out in every direction.

Where Stoddart and Connolly suffered in the infamous Bug Pit.

This "tower of death" has acted as an observatory, a religious hub, and an executioner's lair.

The Avenue of Mausolea is a series of grand palatial tombs.

An 18-meter-long sarcophagus of a constantly growing dead prophet.

Light still pours into the ruins of this ancient Islamic observatory.

Once a bustling fishing port, this semi-ghost town is now more than 90 miles away from the shore.

This peculiar lake of pitch is so thick and viscous that one can walk on its surface.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

Walk through the actual strap iron cells and solitary chambers of Arizona Territory’s first prison.

Semi-recognized center of the world, with many oddities.

Home to the "Circus" trees created by Axel Erlandson.

The world's first permanently occupied mountain-top observatory continues to report on the stars.