The remains of a failed attempt to regulate Mitchell River.

The former location of a platform that allowed passengers to safely wait for the trolley.

A collection of vehicles across American military history.

One of the oldest bridges in Norwich was used during the English witch trials and is said to be haunted.

This former peat factory was transformed into an observatory before being abandoned once again.

A surviving concrete arrow from a 1920s navigational network is preserved right off a modern freeway.

One of the largest early 20th-century bridges in Sudan.

An Americana dreamscape.

An amazing example of Federal-period architecture, truly unique to this region of the state.

Britain's oldest miniature railway.

A mother’s sweet tradition lives on with this unique memorial.

The lasting remains of a bygone era of open-air meat markets.

The traveling wares of Denmark's most famous author.

When construction began on this hotel, developers were surprised to find the ruins of an ancient civilization.

Preserving the memory of the narrow railroads that once crisscrossed the state of Maine.

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

Catch a ride through the Pennsylvania countryside on this historic narrow-gauge railroad.

The precious-metals strikes dating back to the 1860s are now mostly inactive, but this area has become the United States' only domestic source of lithium.

A commemorative plaque hides a door that leads down to the New York Public Library's underground book bunker.

The oldest existing one-room brick schoolhouse in Loudoun County.

Home to the finest collection of peasant boats in Finland.

The world's largest single-aperture telescope resides in the Canary Islands.

A unique local art exhibit that has continued to grow since 1989.

A burial site located in the middle of a road.