A 20-meter (65-foot) robot towers over Tokyo Bay.

Japanese national treasure originally built in 593 CE.

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

Peace Park and the Atomic Bomb Dome.

An eerie reminder to the horrors of World War II.

Legend says the goddess this shrine honors curses any couples that pass by.

Okinawan dining in a twenty foot tall, man-made tree house overlooking Naha Harbor.

An eccentric priest's tribute to George Washington, this chapel tells the story of the American Revolution.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

A scenic fort on the harbor protected Philadelphia from an attack that never came.

This giant disembodied horse head seems to balance impossibly on its nose.

This tunnel looks like a sliver of Shanghai that's stuck in the past.

This general store is more than a century old and home to various oddities and antiques.

This advertisement for talcum powder was painted on the rock face and has since defied removal.

This shale formation along the Appalachian Trail once inspired the third president of the United States.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

Built in the 1850s, this church was of the first five churches constructed in Harper's Ferry.

Hidden beneath the famous St. Peter's Basilica is a veritable city of the dead that may hold the remains of St. Peter himself.

Breathtaking and huge 430 year old maps of Italy.

This equestrian statue of Constantine the Great has been the subject of criticism for centuries.

These spartan apartments are provided to clergymen visiting Vatican City.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

The Vatican's secret porn-festooned bathroom was painted in erotic murals by one of the greatest artists of the Renaissance.