A wall of chewing gum moonlights as collective art.

Despite a legend that says this highest peak in Oregon was climbed in high heels, scores of people have died on its slopes.

The highest point in Washington state is a volcano covered in glaciers.

This southwest-styled home in Santa Fe claims to be the oldest house in America thanks to an ancient bit of foundation.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

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

Oldest building in California still in use.

Sports history, made in the Arroyo Seco.

Bug-devouring flora are the stars of a special wing of the glass conservatory.

A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

A geological mystery on Camelback Mountain.

A classic Route 66 landmark that was built with scrap lumber and is held together with kitsch and puns.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

The largest cemetery in Louisville is the final resting place of Col. Sanders and Muhammad Ali.

This huge clock made of flowers and simple machinery was once used a political weapon.

Plymouth's huge yet little-known memorial to the Pilgrims.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

A men’s restroom became a sandwich shop.

Historic Hull Street was actually the first street with a proper name in the Boston area.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

Former abode of notable poet, complete with literary references and stories of ghosts.

The grave of the iconic Kentucky Fried Chicken mascot features a bust of the man behind the goatee.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.