The first American department store, and home to the largest operating musical instrument in the world.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

America's oldest drive-in movie theater has been in continuous operation since 1934.

These hooded graves are the only of their kind in the United States.

A modest walled graveyard where nobody is actually buried.

Almost all that remains of a town dedicated to supporting the First Transcontinental Railroad.

A glimpse of a waterfall is reached by a steel catwalk along a slot canyon located in an Ouray city park.

The church and nearby castle are all that remains of a medieval village, mysteriously abandoned.

This magnificent arch is all that remains of a former smelt mill.

This unique rock formation has become a popular walking trail.

This massive statue of John Muir on the side of a California highway was carved from a redwood tree.

Apparently, the whole cosmos emanates from this plain concrete tower.

What started as a way to address damp basement walls turned into a house filled with intricate hand-carved designs.

This ancient oak plays host to carvings of magical elves, gnomes, witches, and other creatures prominent in local folklore.

Buried for centuries, this hidden cellar is all that remains of London's medieval Whitefriars Monastery.

This historic building displays the remains of a victim of the devastating 14th-century plague.

This pub was 238 years old when it decided to revamp its image: It started serving Thai food.

One of the few remaining examples of 19th-century London’s attempt to clean up its reputation.

A Victorian park cemetery, standing on the site of what was once the Great North Wood.

This museum tucked below a charming cafe gives a brief snapshot of photographic history.

A historic London cemetery now serves as a nature park incorporating gravestones & memorial statues.

This 1920s Dutch barge is now a floating bookstore.

A historic London pub with prison cells in the cellar and a "spy room" on the second floor.

Remnants of a Victorian garden feature sitting in public woodland.