A jukebox headstone marks the grave of the Cleveland disc jockey credited with coining the term “rock 'n' roll."

Ghost stories surrounded this “castle,” the only structure from a huge mansion that was never built.

Solving a 60-year mystery finally gave a name to the young woman known only by the color of her clothes.

A fiberglass jungle, deep in the wilds of the Cleveland suburbs.

The angel of death appears to weep black tears at this grave marker.

This collection honors the iconic, and proudly American lighter that just won't quit.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

A quirky collection of outsider art made from automobile parts.

The only statue of its kind to commemorate Washington's beginnings as an officer of the British Colonial Militia.

The house is an iconic pilgrimage site for fans of the Illinois-based emo band.

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

Enter the Forest of the Elves.

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

During the 19th century, you could pay for violence off a prix fixe menu on this Manhattan street.

Built just after the American Revolution, the oldest row house in New York City still stands in Chinatown.

The most confusing clock in New York.

Red frames showcase remnants of one of New York's original subway stations.

Nope, not Washington Irving's house.

The notorious headquarters of a corrupt political machine.

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

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

The former hotel where Tesla invented the radio.

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

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.