Before founding the American Red Cross, Clara Barton had a tremendous humanitarian impact by locating thousands of missing soldiers.

A much-maligned monument to teetotalism.

The National Park Service’s best-kept secret with views that rival any in D.C.

The only Leonardo Da Vinci painting in the Western Hemisphere.

Home to items never before seen by the public.

Colorful murals stationed throughout Charlotte bring poetry to everyone.

This nine-story building can be played like an instrument.

A former hospital is now home to a pizza parlor and maybe a few ghosts.

A Grand Dame of the vaudeville circuit restored to its former glory.

A well-preserved example of an early industrial operation in the northeastern United States.

This monument to one of the largest science fiction games of all time bears the names of hundreds of thousands of players.

This stunning concert hall has become a symbol of Iceland's national recovery.

Akureyri is home to an oversized can of one of Iceland's favourite beers.

Instead of solid circles, the stoplights in this northern Icelandic town have glowing red hearts.

A favorite with sightseers, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

A playground the size of a city block is a modernist monument to civic values and public housing.

The longest burning light bulb in the world.

This hidden amusement park is a magical escape for kids and kids-at-heart.

The longest covered bridge west of the Mississippi River.

California's longest-running tourist attraction is a stump.

A popular tourist cave with a dark past.

Where the writer penned his famous story about a jumping frog.

A cozy bookstore is tucked within an old gold mine shaft beneath the cafe and ice cream shop.

Salute the leader of the proletariat.