The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

This fully restored synagogue explores the American Jewish experience along the old frontier.

This unique temple complex remains off the typical tourist trail.

Quito's historic, main square dates back to the 16th century.

In this pristine Ecuadorian hippie town, residents remain active well into their eighties and nineties.

A turquoise lake within a volcanic crater.

A swing to dangle you off the very edge.

Romania's triumphal arch looks out over Bucharest.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

This once-derelict building is now one of the most beautiful bookstores in the world.

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

The fifth-longest natural arch in the world, and the longest outside China.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

Known as the "Valley of the Moon," this Jordanian wadi is one of the most amazing desertscapes on Earth.

This exceptionally well-preserved ancient marvel also houses a small museum dedicated to Jordanian folk tradition.

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.

A sinkhole and now a swimming hole, too, full of dazzling turquoise water.

This mix of Islamic art, vintage vehicles, weaponry, architecture, and history is an ode to eclecticism. 

This fountain pays homage to Qatar's history of pearling, the primary industry before oil.

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

A superb spot to appreciate the traditional boats of the Indian Ocean.

The shallow, salty inlet was a safe haven for 19th-century pirates.