Time travel with sweets across history at this research-based candy store.

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

The world's largest second-hand graces a clock surrounded by constantly changing flower beds. 

One of the longest wooden benches in the world snakes around Geneva's Treille Promenade.

A fortified palace in the shape of a ship on the Thiou river.

The oldest farmer's market in America is so ancient it was approved by the King of England.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

Along a California highway is a kind of Jurassic Park made of metal.

The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.

A derelict bit of infrastructure from the canal that once ran through D.C. is landlocked in the heart of the city.

The national park was once a plantation estate.

The site of the climactic scene from the classic horror film is now a historic landmark.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

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

This unacceptably tall building was the real reason for Washington, D.C.'s skyscraper ban.

This imposing Masonic temple a mile from the White House was the first public library in Washington, D.C.

Also known as the Founding Church of Scientology.

This poor little statue is the most vandalized memorial in Washington.

A rotating cast of guys and dolls in front of a Washington, D.C. building.