The original goat tower, the one that started it all.

A sobering account of the vibrant multicultural neighborhood that was destroyed under apartheid.

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.

A museum dedicated to a secret military hospital hidden beneath a castle in Budapest.

Budapest's Communist-era statues, banished to the suburbs.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

Cold war icon and onetime "hole" in the iron curtain.

This water-tower-turned-high-end-apartment building was once the site of an early Nazi concentration camp.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The most visited, and possibly most controversial, museum in Germany.

An eerie, derelict amusement park in Berlin.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

Originally used to sell brandy, the bull-shaped billboard became an iconic symbol of Spain.

An early 20th-century bullring converted into a modern shopping center.

This local emblem is the oldest and largest dragon tree in the Canary Islands.

The effect of this ancient form of image projection situated atop an 11th century Moorish palace is thrilling.

According to the Guanches, the aboriginal people of the Canary Islands, the king of evil lives inside this volcano.

One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.