This huge pile of volcanic boulders hides a stunning network of secret grottoes.

An imposing statue of the first prime minister of Antigua and Barbuda stands in the middle of a traffic intersection.

The cell which saved the life of Ludger Sylbaris, "the man who lived through Doomsday."

These eclectic homes nestled into the cliffs of a Caribbean island were built entirely from scavenged materials.

The larger of two volcanic peaks rising out of the crystalline waters of the Caribbean.

Alexander Hamilton, a founding father for the United States, was an immigrant and born on Nevis.

From Nunavut to Tierra del Fuego, you won't find any lighthouse higher than this one.

While walking down Mazatlan's historic boardwalk, visitors are surprised to find their ocean view interrupted by a gateway to hell.

This restored opera house is named after a soprano known for tragic romance, exile, and a truly uncomfortable wedding.

This unique architectural wonder is also tied to one of the 20th-century's most renowned writers.

Eat the ultimate iteration of Portugal's most beloved pastry.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

A half-mile-long stretch of medieval forts built after a devastating pirate attack persists amid the modern port city.

It celebrates the four men from South Africa who have won the Nobel Peace Prize.

A 19th-century relic of timekeeping.

From atop a hill at the center of Cape Town, a cannon has been signalling the time since 1806.

Nelson Mandela lived here with his family from 1946 until his arrest in 1962.

Brace yourself for the slowest, scariest, most spectacular drive, down the Drakensberg Escarpment.

Two giant painted cooling towers make for one of the world’s most epic bungee jumps.

Despite many attempts to finish this overpass, it has been abandoned since the 1970s.

This road winds through the steep coastal cliffside offering spectacular views for those who brave the drive.

Formerly known as the Malay Quarter, Bo Kaap is a colorfully-painted suburb located in the “Mother City” of South Africa.