Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

A kitschy, creepy St. Louis mainstay.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

Speak to a companion on the other side of the room loud and clear through this architectural anomaly.

The red brick house where the father of rock 'n' roll wrote some of his classic hits.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

An abandoned factory along the Mississippi coated by a giant mural.

The Magic House provides a beautiful and creative environment for curious youngsters to get their knowledge on.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

This is not your typical jungle gym.

A historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.

Less a museum than a bizarre fantasy world created by artists and engineers.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

Unrepaired walls from a 1920 anarchist bomb attack.

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

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

For over 30 years the walls of this Harlem schoolyard have been a gallery of street art by "Kings and better."

Mysterious 500-year-old tapestries depict a unicorn hunt.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

One of only two commuter aerial tramways in the United States.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.