This replica of the Greek structure is in the heart of Nashville.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

The miraculous hydrant that saved the Mission District in 1906.

This abandoned boat was left in place thanks to its rotting beauty.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

World's largest collection devoted to one fruit.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

The hidden offices underneath Memorial Bridge have been locked up since 1976.

Washington's iconic carousel has a nice piece of Civil Rights history.

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

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

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

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

The first purpose-built art gallery in the United States is once again open as a center of craft arts.