A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

Enormous piles of historically significant stones, dumped by Congress in a forest, and abandoned for 60 years.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

This grand gothic brewery has been pumping out suds for over a hundred years.

Home to items never before seen by the public.

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

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

A reminder to choose water over wine since 1888.

This narrow shop in the East Village hosts a matchmaking service for the new millennium.

An annual extravaganza of Broadway theater memorabilia.

Beautiful mosaics cover the first stations opened on New York City's newest subway line.

This wall on a street corner in Lower Manhattan has been a blank canvas for a rotation of renowned artists since the 1980s.

This humble historic facade hides a history of boozing and the gentlemanly sport of rat-fighting.

Cheap pizza and all of your naughty bedroom needs housed in a stunning example of Art Nouveau architecture.

Recovered suit of a cannibalistic West African gang.

The tiniest little stage in New York.

This small New York museum examines Chinese history from its origins right up to its arrival in the city.

The name of this tiny pocket park tucked between two buildings on Manhattan's Upper West Side is Latin for its location: "seventy-one."

This curved Manhattan building was built to house the opulence of John D. Rockefeller's oil empire.

There must be a pun in this haystack somewhere...

Down a stairway in the East Village, you could once read a plaque describing an alternate history of a fictional version of Manhattan.

The most confusing clock in New York.

This former crime corner has been turned into an eclectic community center.