A winding district gerrymandered into the shape of a mantis.

This recreation of a 19th-century dime museum is full of oddities.

This maze-like slot canyon is a unique gem within an already fascinating geological area.

The only recreation of William Shakespeare's indoor playhouse.

Relics given to a Manhattan church to avoid seizure by the Italian government.

One of only two remaining Victorian-era greenhouses in New York.

The abandoned husk of a mental institution that failed to save a Jazz Age icon still sits nearly unchanged.

The Pennsylvania landscape depicted by a quarter mile of mosaics made from used road signs.

The saddest little diner in New York.

One man's real life disfigurement inspired a lasting local legend surrounding an eerie tunnel.

This hospital fell into ruins after failing to act as the advocate for the mentally ill it was designed to be.

This tiny New Jersey village has lived many lives but seems determined to remain a ghost town.

These beautiful ruins deep in the Pennsylvania woods are thought to have been a ski lodge or a speakeasy, but no one really knows.

Once the world's largest reinforced concrete structure, this abandoned bridge now beckons urban explorers.

Bubbling up from deep underground is the warm crystal clear water that fills the Warm Springs Pools, America's oldest spa.

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

The mortal remains of a Russian prince, priest and paranormal investigator who came to America in 1792.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

A historic covered bridge is but one example of an oddly prevalent American urban legend.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.

A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

This historic mansion was built as a symbol of love between a husband and wife.

A railroad tunnel that, upon its completion, was considered one of the engineering marvels of the modern world.