Every equinox this Maya pyramid puts on a spooky ancient light show.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

This obscene artwork on the side of a newspaper office pokes fun at a rival paper's former editor-in-chief.

Berliners converted a bombed-out, disused lot into a community-run urban farm with its own cafe and bar.

Brush shoulders with animatronic Arab leaders made of silicone.

A monumental underground karstic wonderland is also the water source for over a million citizens of Beirut.

This modernist cinema has survived war and reconstruction to become a symbol of Lebanon’s revolutionary spirit.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

A lush indoor jungle fills this bustling Madrid transportation hub.

A stunning Catholic cathedral built by a curve-loving communist in Brazil’s newly created capital.

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

The skeletal frame of a decommissioned gas-pumping station offers breathtaking views of greater Berlin.

Reminders of the Battle of Berlin still scar the railway.

A towering monument to war, located on a beautifully peaceful hill.

Metro station with a claim to rock n' roll fame.

Tiny memorials honor individual victims of the Holocaust.

Berlin's old airport.

Beneath the impressive baroque cathedral that rises from the center of Berlin lies the largest collection of Prussian royals in the world.

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

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

An abandoned NSA listening post on Berlin's "Devil's Mountain."

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

This classic restaurant features a gorgeous mirror-clad room.