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

An ancient instrument used to measure the waters of the Nile so Egyptian farmers would know whether to expect famine or flood.

You can row a boat through this ancient underground reservoir.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

Why walk on this historical site when you can zoom down instead?

The most famous location in China was home to whole dynasties worth of imperial rulers.

The last of Amsterdam's original sea level markers remaining in place.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

An iconic view point of the Sea of Galilee offers a look into Israel's past.

The building's fluid, wavelike walls are a true feat of architectural ingenuity.

A gigantic collection of teeny, tiny books.

A sixth-century Byzantine cistern hidden below a modern carpet store.

Lumps of significant stone from around the world surround a flaming monument for peace.

One of the world's tallest statues is also one of its most hated.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

An ancient stone fortress considered by many to be the eighth wonder of the world.

This little Greek plateau is home to thousands of rustic, white-sailed windmills.

A bright little alley in La Boca is a part of tango history.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

The bust of Romania’s most notorious ruler, Vlad Dracula aka "Vlad the Impaler," keeps watch over the ruins of his medieval court.

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

The world's highest and most dangerous infinity pool lies at the precipice of Victoria Falls.

These naturally balancing rocks were pictured on every Zimbabwean banknote, up to the 100 trillion-dollar note.

A whimsical bridge adorned with decorative dragons.