The world’s oldest active sailing ship.

The Gaslamp District's oldest bar sports a urinal marked with a golden plaque that was allegedly used by Mick Jagger.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

This quirky curiosity shop takes its cues from the world's bazaars.

A once-groundbreaking power plant turned into a hotel and mini-museum of archeological and geological wonders.

A tribute to two brothers' artistic endeavors.

This monumental sculpture that welcomes visitors to Bethany Beach is a tribute to a regional Nanticoke Indian Tribe leader.

The land is home to swimming ponies and a legendary 18th-century treasure.

This building at the south end of the boardwalk was once home to the U.S. Life-Saving Service and the U.S. Coast Guard before being rescued itself.

One of the oldest active carousels in the country—but it might be missed by all but the keenest-eyed boardwalk strollers.

This Rodin sculpture in Cleveland bears the lasting marks of a 1970 bombing.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

There aren't too many operational funiculars around, but Pittsburgh has two!

Despite being stolen multiple times, this civic electrician's street corner Snoopy won't be stopped.

The grandiose interior of this bar speaks to its past as home to famous jewelers and railway offices.

38-story baroque tower reflecting Detroit's rise, fall, and possible rise again.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

To truly appreciate Detroit's landmark skyscraper, you have to step inside.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

Standing atop 2nd-century Roman ruins, this church is one of the oldest and most iconic in Old Cairo.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

The celebrated eyesore created by starry-eyed sweethearts.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.