One of the few remaining American elm trees in New York’s Tompkins Square Park was the birthplace of a new religion.

This serene oasis in an affluent Los Angeles neighborhood holds some of Gandhi's ashes and got Elvis into Eastern Philosophy.

A historic arena where the Beatles played their first concert in the U.S.

A total of 14 men held the title of "president" before George Washington—their historical legacies are enshrined in the lobby of a hotel.

The "3rd largest" city in California is an empty mirage of suburbia in the middle of nowhere.

Ancient human, animal, and geometric figures drawn in the earth.

This spot along the 23.5 degree north parallel marks the northern boundary of the tropics.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

There is no trying to fall in love with this Star Wars fountain, you just do or do not.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A retired subway car stands alone in a field in the middle of Queens.

The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.

The "Seinfeld" diner.

Illegal drag racing two stories beneath Chicago’s streets.

In Chicago, a pizza-enthusiast has opened a museum dedicated to the history of pizza.

A display of magnificent stained glass windows is the first exhibit of its kind.

A Bibliophile's Dream.

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

This shop for all your super spy needs hides an educational secret.

Pizza with a side of fine art.

This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

A century-old hotspot for jazz, frequented by everyone from Charlie Chaplin to Al Capone.

The site of the first couple's first kiss is commemorated by the most adorable presidential monument ever.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.