The world's largest collection of intentionally useless inventions.

The former private quarters and office of Dr. Sigmund Freud now hosts a museum housing the works of the founding father of psychoanalysis.

A centuries old castle atop a dormant volcano houses museums devoted to both women and witches.

Handsomely crafted representations of our round planet.

Where beer lovers can literally immerse themselves in beer.

The final resting place for the remains of 143 Habsburg royalty.

A small museum filled with over 1,000 clocks, and one particular clock calibrated to run until the year 9999.

The beautiful baroque library of the Hapsburg empire.

Some of the smallest works of art in existence.

The most alien-looking place on Earth.

This enormous sports car themed amusement park is home to the world’s fastest roller coaster.

This artificial archipelago was supposed to resemble a map of the world.

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

Step back in time and witness the fall of Constantinople.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

Mediterranean castle on a tiny Turkish island.

The largest Neolithic ruins in the world hide a notably clean prehistoric metropolis.

This famous city eluded concrete detection until the early 2000's.

This hunter-gatherer architecture is believed to be the oldest religious complex known.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

Ruins of the Crusaders' headquarters.

Mysterious lost empire of the Silk Road.

A more chill but no less fascinating version of the famous ancient archeological site.

An ancient capital city that dates back 3,000 years old and harbors many surprises.