A 19th-century relic of timekeeping.

The Cape of Good Hope is not quite as low as you can go on the African continent, but it's still geographically significant.

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.

This African beach is home to thousands of rare mainland penguins that are known for their annoying voice.

Controversially restored in the 1970s, this giant 15th-century mosque is shrouded in legend.

Where Stoddart and Connolly suffered in the infamous Bug Pit.

These "50 Fortresses" have been unearthed in the ancient oasis of Khwarezm.

An 18-meter-long sarcophagus of a constantly growing dead prophet.

This "tower of death" has acted as an observatory, a religious hub, and an executioner's lair.

Ancient barriers wrap around what was once an important stop along the Silk Road.

Light still pours into the ruins of this ancient Islamic observatory.

The Avenue of Mausolea is a series of grand palatial tombs.

Touching displays of wishes for peace from the Cold War era.

Prowl through this sprawling bazaar under a massive Soviet-era dome for delicious eats.

An underground world of gorgeous, palatial metro stations designed as a nuclear shelter complex.

Giant cauldrons overflow with Uzbekistan's favorite rice dish at this cavernous dining hall.

An exhibition devoted to the life (and posthumous taxidermy form) of the last known representative of the Pinta Island Tortoises.

Since the 1700s, this old barrel has acted as a post box that relies on the kindness of travelers.

The largest geyser field in the southern hemisphere is a spectacular sight.

One of the largest ancient geoglyphs in the world is a tall desert god used for predicting the weather.

A sculpture of a giant hand reaches for the stars in the middle of the Atacama desert.

A gallery of underwater art that can be visited by man and fish alike.

Though dynamited and defaced, the statue still stands outside the law courts in Georgetown, Guyana.