Peace Park and the Atomic Bomb Dome.

An eerie reminder to the horrors of World War II.

A plaque marks the site directly below the mid-air detonation of the atomic bomb over Hiroshima.

This 700-year-old street food market features baby octopus and soy donuts.

The 10,000 Torii shrine.

The first location of the eventual video game giant.

Once the main gateway to Tokyo, sneaking through this checkpoint was a capital offense in feudal times.

The centuries-old cobblestones of a feudal highway remain in the woods of Hakone.

Existing for more than four centuries, the last of Hakone’s historic teahouses serves a sweet, mold-based rice drink.

The remains of the vast manor that once belonged to Lord Kira, villain in the 47 Ronin story, is now a shrine dedicated to the incident.

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

A museum in the building where Nazi Germany signed its surrender tells the story of World War II from the Soviet perspective.

This concrete residential area doubles as an open-air gallery.

A 12th-century fortress containing some of Berlin's oldest buildings.

The home of president Truman during the Potsdam Conference, and the place from which the atomic bomb strike on Japan was triggered.

A local train station entrance hall doubles as a sanctuary for barn swallows.

A helicopter memorial commemorating what was once the only way to access this West Berlin exclave.

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

This museum is home to a sugar sculpture of the Berlin Airlift Memorial.

A traditional U-Bahn station in Berlin gets a string of rather untraditional benches.

You've probably seen these distinctive orange-tiled columns on the big screen.

A restaurant and observation deck built in a unique broadcasting antenna.

The world's first motorway was used as a racetrack until the late 1990s.

After local authorities changed the design, the building's architect, Le Corbusier, wanted nothing to do with it.