The smallest post office in the United States is no bigger than a broom closet.

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.

This Florida resort community is where the Amish come to have fun in the sun.

A circus legend leaves an unexpected endowment.

You’ll feel like you’ve gone through the looking glass at this contemporary art museum filled with glass sculptures of every size, shape, and color.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

A creative deviation in this post office's design was once a source of controversy.

Cliffside houses provide a spectacular view from their perch above the valley.

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

Building owners can take out tiles for free at this repository for historic building materials.

Ancient catacombs form the foundation for this Rococo orgy of a church.

These fly sculptures are scattered around the city and represent the patron saint of Girona.

An open-air "garden" of mural art that changes weekly.

This imposing modern citadel started out as a home renovation project.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

Elaborate tile work in this railway station tells the story of Portugal.

A hidden three-foot-wide house separates these two regal churches.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

The stunning interior of this Gothic church is covered in ornate gold details.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

The home, museum, and death site of Kodak's influential founder.

This monument commemorates the only American soldiers to have directly fought Russians during World War I.

This little-known national museum houses over 40,000 works of art from across the world.