The 28-foot granite map plots the locations of 40 theaters in New York City.

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

A bronze sculpture in the heart of Portland represents Maine’s most defining industry.

Maine’s largest salt marsh hides old roads, drainage ditches, and the remains of a canal once cut through its grasses.

This 1,700-pound edible sculpture is way better than your average chocolate mousse.

The grave of Mary Nasson is shrouded by witchy legends.

True to its name, this bouncy walkway may be the world’s smallest suspension bridge.

This donated headstone marks the grave of a pair of elderly women who were mysteriously murdered.

These mysterious petroglyphs in Vermont reflect a troubled history in the treatment of Native American culture.

The classic Christmas carol was written at this Massachusetts tavern in 1850.

The Teenage Mutant Ninja Turtles stop thieves at the site of a historic 1876 bank robbery.

A series of murals depict the evolution of plant life from the Precambrian to the modern day.

Experience what life was like in Ireland during the Viking and medieval ages.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

A naturally mummified 2,000-year-old man.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

A famous burial ground with a history both grim and literary.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

One man's psychedelic fence is painted with his cacophonous folk art musings on the world.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

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

These items are all that remain from the room used by the author during his second tour of the U.S.