One of the Cemestos prefab homes built to secretly house thousands of Manhattan Project workers.

Victorian-era Egyptomania left its mark on this Nashville landmark.

In the hometown of the Grand Ole Opry star is a larger-than-life memorial statue made entirely from chicken wire.

This tiny 19th-century tunnel was built so a man could move his cows from one field to another.

This limestone outcropping was once a ceremonial site for ancient Native Americans.

This quirky local sculpture is quite literally a fish out of water.

This mansion turned restaurant was once a pitstop for Al Capone during his travels.

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

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

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

The bad-ass ride of a soul legend, housed in one of the world's few soul museums.

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

It may take some time to locate, but it's sure to warm even a heart of stone.

This defunct, fortress-like prison has been the setting for several movies.

This park contains one of the largest concentrations of cedar glades, a unique and rare ecosystem.

Dinosaurs invade a suburban Nashville neighborhood.

Crumbling Kennedys and a decaying Tecumseh are just some of the haunting remains of one man's cement art trail.

A restored, one-room African-American schoolhouse in the diva's hometown now preserves the legacy of its most famous student.

The site of the one of the most deadly train wrecks in American history.

An oversized metal construction of Billy Tripp's moods going through life.

Hiding behind a grocery store is a spectacular cavern carved as part of an old limestone quarry.

In one of America’s oldest mountain ranges, a long-awaited section of a scenic highway is now open to the public.

One Confederate statue that accurately reflects the ugliness of its subject.

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