This historic hotel invented the chocolate brownie.

To find the "unicorns of the deep" you've got to go downstairs.

These pretty kitties killed and ate as many as 135 railway workers.

At Chicago's revered Field Museum, visitors are invited to learn about and literally explore DNA.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

The famed amusement district marks the beginning of summer with a wild procession of nautical creatures.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

Rising 30 feet in the air atop Quarry Hill, the Old Powder House is the oldest stone building in the state of Massachusetts.

At 207 feet, one of the world's longest continuous escalators.

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."

“Invented in Key West, Perfected in Brooklyn."

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

Love, knishes, and best wishes from this legendary Lower East Side bakery.

One of only two remaining Victorian-era greenhouses in New York.

Walk into the 19th century without leaving Brooklyn.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

An oasis of calm amid the chaos of the boardwalk, the museum traces the heritage of this beloved beachside amusement park.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

Behind a bodega is a small museum of relics and ephemera showcasing the history of New York.

Sniff the Titan Arum's rotting flesh.

Ride the subways of yesteryear.

The one-stop shop for all of your superhero (or evil arch-nemesis) needs.

A semi-scholarly approach to sex.