The East Village tenement from the cover of Led Zeppelin’s 1975 album has a tea shop on the ground floor.

An aptly-named street near the birthplace of the modern LGBT rights movement.

A much-maligned monument to teetotalism.

Look closely and you’ll notice that the color changes a third of the way up the tower.

An overlooked memorial honoring the local Washington residents who died in World War I.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

This grand mansion has starred in everything from Bones to Buffy.

An Italian restaurant became a rock-and-roll hangout and the lair of the "Hollywood vampires."

One of the world's longest murals depicts the history of diversity in Los Angeles.

L.A.'s oldest operating bowling alley is a beautifully restored homage to its speakeasy days.

World's largest collection of serial killer artwork and other macabre exhibits.

These two K-9 memorials commemorate the sister cities of Edinburgh and San Diego.

The oldest standing structure in downtown San Diego.

This diesel train serviced the Brooklyn waterfront for more than three decades.

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

The best way to get a sneak peek at the movies.

A remnant of the original World Trade Center complex continues to serve as a commuter gateway.

Lie in a hammock where George Washington stood.

Established in 1937, the oldest candy shop in New York City boasts a rainbow-colored inventory that would make Willy Wonka envious.

This small New York museum celebrates the mountainous artwork of a Russian mystic.

This castle-like building in Manhattan helped destigmatize cancer in the 19th century.

This slender three-story building has also had several famous residents.

More than 300,000 historical artifacts from the famous music venue, from Duke Ellington's handwritten score to The Beatles' booking slip.

This nearly invisible wire transforms much of the city into one big, symbolic home on the holy day.