The only diamond mine in the world where you can keep what you find.

People of the Plum Bayou culture built these enormous mounds over 1,000 years ago.

Yup, that's where the name came from.

The "Seinfeld" diner.

Just your average Marie Antoinette–themed speakeasy in an abandoned 19th-century subway tunnel.

The last standing example of an ancient district's teatime tradition.

This extraordinary, multi-pillared monument depicts the fascinating history of Georgia.

A lively circle of dancers in the Georgian capital commemorates an ancient rite of spring.

This extensive collection of vintage Soviet cars is the only one of its kind in the Caucasus.

You'll find just about anything in this funky Tbilisi flea market.

This museum remembers the tough Mormon trek across America through an intriguing array of artifacts.

This giant ice cream cone is the last remaining icon of a Salt Lake City staple.

Visitors to this library are in for a real-world education in modernist architecture.

Elvis's own personal tropical hideaway.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

This 23-foot-tall bear stands amid the hustle and bustle of Hamad International Airport.

Qatar's oldest market can trace its origins back more than a century.

This seemingly random 30-foot statue of an oryx in Qatar's capital was a mascot for the 2006 Asian Games.

A state-of-the-art medical facility dedicated to treating beloved birds of prey.

The world's largest frame offers spectacular views of the city's past and present.

This vibrant side road in Doha was painted light blue to reduce heat.

These beautiful historic watchtowers were used for both scanning the desert for enemy invaders and observing the celestial world.

A staggering number of rock carvings in an abandoned quarry.

Climb down into the largest sinkhole in Qatar.