A collection of 11 million buttons illustrates the human toll of the Holocaust.

The Reagan Peace Garden at Eureka College features a chunk of the Berlin Wall.

The little-known final resting place of one of America's greatest writers.

The wooden octagon in which Huckleberry Finn and A Connecticut Yankee were born can still be visited in upstate New York.

A display of magnificent stained glass windows is the first exhibit of its kind.

The beloved home to all publications indie, erotic, and punky.

The site of the first couple's first kiss is commemorated by the most adorable presidential monument ever.

Just a man taking his prehistoric pet for a stroll.

Paris' linguistic guide to the international language of, yes, love.

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

The famous artist couple lived and worked here, in two different houses connected by a bridge.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

A men’s restroom became a sandwich shop.

Ice cream stand, snack bar, and time capsule of milk conveyance.

Dim sum, served in a grand old theater.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Two thousand artifacts from around the world collected by one woman who loved to travel.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

A century-old hotspot for jazz, frequented by everyone from Charlie Chaplin to Al Capone.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

These crudely shaped folk giants may be the the second most photographed statues in the U.S.

The birthplace of America's favorite fruit-flavored mystery dessert.