A former gold rush boomtown has managed to stay in business for over 100 ramshackle years.

It houses the remains of a 17th-century version of the Titanic.

There are plenty of wonderful panoramic vistas in Edinburgh, but not many are hidden smack in the middle of the Old Town.

Step into Monet's world at this fine-dining restaurant in the middle of a New Jersey sculpture park.

A unique sculpture park that specializes in the huge and bizarre.

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.

A former Latvian headquarters of the brutal KGB secret police is now open as a grim reminder of their atrocities.

Nassau Hall has served as army barracks, a museum, and played a key role in the American Revolution.

The mysterious canine hides atop a drain pipe on the back of the building, some say as a sneaky shoutout to Yale.

Hidden behind a gate in Greenwich Village is a little farmhouse that once served as the writing studio of a bestselling author.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

The story behind the mysterious symbol painted in front of the historic university's famous Rotunda.

A historic covered bridge, only one of two remaining in North Carolina.

This bridge is haunted by the ghost of a distraught mother.

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

This rare basilica nestled right in downtown Asheville is an architectural marvel, inside and out.

This giant iron playfully pays tribute to an early 20th-century architectural trend.

An early life spent in this "Old Kentucky Home" inspired the writings of North Carolina's most famous novelist.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

An abandoned town is hidden in Great Smoky Mountains National Park.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

Man-made geyser that rises to the exact height of the Gateway Arch.

This award-winning men's bathroom was just too beautiful to not allow women to see.

The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.