The bears of Bern have been a city highlight for over 500 years.

This Swiss cemetery is reserved for people who died in climbing accidents.

Constructed along the shores of Lake Zurich, this pavilion is a walk-through work of art.

Built around 1723, this is the oldest surviving home in the U.S.'s oldest colonial city.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

"X" marks the spot of an echo chamber in the middle of a plaza.

A monument to one of the few Olympic flames ever to be lit outside of the host city.

A statue honoring 44 continuous years of greeting passing ships.

Local myth claims this is a Sears catalogue home with its windows installed upside-down.

This kitschy tavern is also home to rare early editions of "Treasure Island."

The first public building in Savannah to offer air conditioning was a luxurious cinema that still operates today.

You’ve heard of bookworms, but this small sculpture at a university library may be the world’s first bookbee.

The humble beginnings of one of America’s greatest songsmiths.

One of the oldest, tallest, and most haunted lighthouses in America.

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

Bronze footprints mark the path where a civil rights leader tried to march in peaceful protest before being knocked unconscious.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

Location of a reliquary containing bone fragments of 18 saints.

St. Augustine's record-setting narrow street was designed to protect against pirates.

The site of Martin Luther King Jr.'s arrest as he attempted to have lunch.

Intertwined, interspecies trees which locals believe can grant boons to lovers.

The graves in Florida's oldest Black cemeteries are marked with shells, stones, and mementos of the deceased.

A replica of one of the more than 15,000 civilian lookout towers that lined the U.S. coast during World War II.