The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

A bizarre roadside attraction and the first instance of miniature golf in the world.

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

This abandoned Civil War fortress is slowly being swallowed by the waters of Lake Borgne.

"If she'd leave us alone, we would have a happy home, sent from down below."

Gleaming self-built castle towers made from beer cans and inspired by "Vitamin Mary Jane."

"World's largest scrap metal sculpture" stands in an outdoor sculpture garden in the middle of Wisconsin.

An oil baron's wild paradise and the winner of an ill-fated air race.

Nature's biggest mammal swims in landlocked Oklahoma.

This historic folk art garden contains a nightmare tower that claims to be the world's largest concrete totem pole.

A lifetime's accumulation of bric-a-brac and kitsch.

One of the Eight Wonders of Kansas and the first official National Natural Monument these stark formations look like nature's Stonehenge.

Dentist's hated concrete colossi are now beloved icons of the community.

Metal sculpture folk art lining the Kansas Highway.

Self-built house and sculpture park where the creator can still be seen in a glass coffin.

A unique attraction and museum dedicated to exploring iconic roadside structures.

An abandoned movie set in the desert of West Texas.

Twenty-eight years after this local landmark was washed ashore by hurricane Hugo, it was washed away by hurricane Irma.

This natural spring not only claims to heal the wounded but it has also been willed to God.

This plaque marks the site where the penultimate chapter in the journey of two doomed boys unfolded in an imagined parallel universe.

This concert pavilion on the shore of the Great Salt Lake has been destroyed by fire, water, and disinterest but keeps coming back.

North Central Florida's largest flea market and a weekend roadtripper's dream.

This Florida sinkhole hides a rainforest-like micro-environment in its depths.

Medical museum featuring a number of excellent medical models.