This beautiful arched gate is all that remains of the fortress the ancient mountaintop town of Amadiya once was.

The commemorative stone column conceals a secret laboratory.

An ancient sanctuary that has long been a holy site for the Chaldean Christian Church.

The sacred shrine of the Yazidis.

An ancient fortified mound raised over the millennia from settlements built one on top of the other.

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

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

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

The world-record holder for the longest bridge stretching continuously over water.

This bar named after the world's first mixed cocktail was home to one of New Orleans' most notorious politicians.

The only rotating bar in New Orleans has been slowly spinning since 1949.

A 200-year-old building in the French Quarter that was to be Napoleon's home in the New World.

The second oldest continuously operating bar in Louisiana.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

The final resting place of New Orleans' most famous voodoo priestess.

This colorful statue welcomes visitors to a Barcelona park.

A giant sculpture of the legendary "Salmon of Knowledge" celebrates the return of fish to Belfast's River Lagan.

These engineering masterpieces are a dominant feature of the Belfast skyline.

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

The largest and best-preserved Roman amphitheater in Africa was designed to seat 35,000 people.

The Metropolitan Police refurbished the blue box (perhaps not coincidentally) the same year "Doctor Who" returned to TV screens.

After nearly 60 years, there's still a bear at Paddington Station looking for help.