The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

From this desk Al Hirschfeld drew his influential caricatures of the 20th century's Broadway stars.

A reminder to choose water over wine since 1888.

This Upper East Side apartment co-op was designed as a tuberculosis sanitarium.

This simple Manhattan salt house is artfully shaped... well, like a giant granule of salt.

These ornate manhole covers were used for a now-forgotten purpose.

A well-worn marker in a forgotten alleyway is all that remains of what had been one of Manhattan's most beautiful buildings.

The one-time office of the architectural firm that ushered in the Gilded Age is now a Club Monaco.

A 19th-century politician who died after walking home in a blizzard is honored with this Manhattan statue.

This anonymous businessman sculpted in bronze became an enduring memorial after 9/11, and had been mistaken by rescue workers for a survivor in the rubble.

Magnificent New Deal Murals evoke a time when New York City harbor was one of the world's greatest and busiest ports.

This monument to a veteran of the Mexican-American War is one of only two in Manhattan that serve as an actual mausoleum.

Storage warehouse of the rich and famous.

The best place in New York to pick up the controversial, notoriously foul-smelling Asian "king of fruits."

The home of the first American-born saint is one of the only curved buildings in New York.

The legendary court where emerging basketball players gain their street cred.

The only remaining building in New York to see the inauguration of a president is being slowly overtaken by a grocery store.

Nope, not Washington Irving's house.

The home of one of America's most beloved fictional characters has become a real world landmark.

An annual extravaganza of Broadway theater memorabilia.

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

Depression-era fun lives on in this Harlem museum dedicated to the sport of the street.

The front yard of an Upper East Side town house hides the last fragment of one of New York's most famous theatres.

Rat sculptures try to infiltrate the Graybar Building in an architectural tribute to New York City's nautical history.