Two insane asylum bodies embalmed by an amateur.

Bizarre Cavern.

This church in Pittsburgh is home to the largest collection of religious relics in North America.

Pennsylvania's own Roswell-style UFO mystery.

This former smelter is a crumbling ruin, with the exception of its towering smokestack.

The only way to visit this old resort hotel is with scuba gear.

A true roadside icon standing on the same plains that the herds once roamed.

After four years of grasshopper plagues, this chapel was erected as a plea to God to make them end.

Hidden in magnificent rolling countryside, see what may be the largest modern stone circle in the world at Wisconsin's very own "Stonehenge”

Over thousands of years, this slot canyon was carved out of the bed of an ancient lake.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

A "sinister, whimsical, tacky, and really orange" public art installation hidden under a Seattle bridge.

This remarkable collection devoted to the study of fish includes 1 million preserved specimens from all around the world.

This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

An eerie, decaying ghost town destined to fade into the forest.

Remnants of a storybook amusement park hidden behind a strip mall.

The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

The final resting place of an iconic drag performer is decorated with pearls and hot-pink lipstick.

An eerie, abandoned military base engulfed by nature and graffiti is now home to a local park.

Ship skeletons haunt Baltimore's waterways.

America's first nuclear-powered merchant ship is now a time warp to the atomic age.

The likeness of the Baltimore music icon was unveiled in time for the anniversary of his Senate hearings on music censorship.

Once part of a dam servicing an early 19th century grist mill, the tucked-way falls are a tricky-to-find urban oasis.

A blank headstone topped with a pile of pennies marks the final resting place of the infamous assassin.