This small shack near the entrance to Sequoia National Park has been in almost continuous operation for the last century.

A water tower shaped like a giant coffee pot looms over a small Swedish village in Central California.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

Yo, Adrian!

Read a book next to a Midtown waterfall.

A Manhattan office building is home to the world's largest chess board.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

Long-forgotten artifacts give incredible insight into New York's most glamorous hotel.

A famous songsmith's custom piano, dubbed "High Society," is hidden just out of sight in one of New York's finest hotels.

These hooded graves are the only of their kind in the United States.

A tribute to the truly loyal dog who waited outside a hospital for his owner to come back.

This war hero's old shop remembers the fine line between medicine and quackery during the Revolutionary War.

A sign marks the plane crash that caused two nuclear bombs to fall in North Carolina.

A piece of outsider public art accompanied by a strange urban legend.

Paths are maintained, but trees have taken over plots.

More than a century after her death, Little Gracie Watson remains one of Savannah's most often-visited residents.

A 19th-century cemetery device to ensure that the prematurely buried would be "saved by the bell."

This twisty sign depicts the chain's first logo.

Tucked away inside a historic Savannah hotel is a hundred-year history presented in ladies' lids.

Local myth claims this is a Sears catalogue home with its windows installed upside-down.

This kitschy tavern is also home to rare early editions of "Treasure Island."

A statue honoring 44 continuous years of greeting passing ships.

Hidden amid the old-world charm of Savannah is a museum dedicated to the world of oddities and criminal history.