This classic red schoolhouse is said to have been where Mary and her little lamb went to school.

Once a private collection, now the only museum of arms and armor in the Western Hemisphere - CLOSED.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

An unassuming secret door once led to a legendary watering hole.

Visit the monolithic tomb of America's most famous general.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

The land is home to swimming ponies and a legendary 18th-century treasure.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

An unusual manor of stunning beauty, born out of a crippling disease.

Why have you never heard of the second most popular tourist site in New York?

The world's largest kaleidoscope, designed by a 1960s psychedelic artist.

"A hideous albatross in the Hudson River Valley."

The oldest continuously inhabited street in America.

This miniature feudal castle was built on a whim to honor a US Navy pioneer.

This evocatively named natural crevasse was created by a torrent of water that smashed right through a granite deposit.

It's not a typo, now say it five times fast!

The Burnside Fountain and its questionable interpretation.