John Hendrix predicted the creation of the "Secret City" built as part of the Manhattan Project.

This stone incorrectly marks the 35th parallel, causing some territorial kerfuffles.

This Tennessee museum is dedicated to a tragic railroad hero who inspired the famous ballad that bears his name.

A bronze sculpture honors the 12 black students who attended the first integrated public high school in the segregated South.

Follow the steps, and this roadside artwork will teach you how to dance.

This popular park is home to a sea serpent sculpture that now overshadows the twisted history of its creation.

One man has spent decades faithfully constructing this unique brick and cinderblock castle.

Dinosaurs invade a suburban Nashville neighborhood.

These early tent-shaped grave coverings are unique to Appalachia.

An engraved boulder marks the spot where Patsy Cline's life ended in a plane crash.

A reclusive Memphis neighborhood is home to decades worth of misunderstood Masonic folk art.

A delightful park featuring homemade scale replicas of dinosaurs, tucked away in the Tennessee mountains.

Live long and prosper in Tennessee.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

Labor provided by Great Depression-era programs restored these 25,000 acres in Tennessee.

Walk the whole Mississippi River!

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

This head-spinningly bizarre Depression-era art cave is wall-to-wall quartz and Jesus.

This replica of the Greek structure is in the heart of Nashville.

All that's left of the quintessential "cabin in the woods."

Home of an evil witch famous within southern folklore.

This storybook New England home is actually a decommissioned lighthouse.

Oldest synagogue in the United States.

An architecturally unique lighthouse that had to be lifted up and moved to avoid falling in the sea.