The only pachinko parlor in the United States.

This nine-story building can be played like an instrument.

A different Edgar Allan Poe built this charming Victorian home.

Settled in 1696, abandoned after the Revolutionary War.

This tiny chapel next to a highway provides weary travelers a place to rest, pray, or maybe even get married.

Dental instruments from the illustrious history of American dentistry.

A curious collection of oddities including a lock of Alexander Hamilton's hair and Harry Houdini's ouija board.

A section of this cemetery is dedicated to the lives lost from years of exposure to contaminated water.

A dazzling display of lights and crystals.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.

The sculptor was instructed to add “stallion attributes” to the general's bronze mare.

The grand marble structure next to the White House is Andrew Carnegie's temple to Pan-American diplomacy.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

An overlooked memorial honoring the local Washington residents who died in World War I.

Decades before the scandal, this staircase on the river was a literal "water gate."

This alley-cum-fan gallery in the ex-Nirvana drummer's hometown holds the world's largest drumsticks.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

This unique Renaissance castle was turned into a home for Nazi occultism.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

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

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

The prototype for all Nazi concentration camps.