This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

An old spiral fire escape dangles above a public courtyard in Midtown Oklahoma City.

Reminders of the Battle of Berlin still scar the railway.

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

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

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

One of the world's heaviest musical instruments towers within a popular urban park.

These former Nazi anti-aircraft towers offer a singular view of the north of Berlin in the summer, and a sanctuary for bats in winter.

Known simply as "The Hand," this famous public sculpture in Berlin was featured in a Depeche Mode music video.

After a nearly successful attempt on Hitler's life, the conspirators met their fate in the courtyard of this Berlin building.

Berlin's beloved bear is immortalized at the Museum für Naturkunde.

These brass bunnies honor the rabbits that dominated the no-man's-land around the Berlin Wall.

One of downtown Berlin's last reminders of its Communist past.

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

The world's first clock to use set theory as a measure of time required the invention of a new light bulb just to maintain its obtuse measurements.

When German-Iraqi relations broke down, this embassy was vacated post haste.

The walls of Germany's Parliament still show the scars of the Red Army takeover in World War II.

Super-heavy Nazi architectural experiment.

Where once there was a train station bathroom, there is now this German burger joint.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

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

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.