This functioning mill was built in the 1970s using parts from several other West Virginia mills.

This former fire tower is now a rustic observatory that offers amazing views of eagles, hawks, and the Appalachian Mountains.

America's post-nuclear-attack chambers of Congress.

North Carolina's only restored fort from the French and Indian War.

The shared home of a utopian commune that practiced "free love" a century before the hippies.

A long-forgotten Victorian swimming hole is still a fun spot for a dip.

An ode to Japanese artist Hokusai, with a bit of a comical twist.

A crumbling stone stable and carriage house are all that remain of a manse that was once filled with Egyptian artifacts.

A railroad magnate's replica village has become home to a genetic seed bank for rare breeds of livestock.

This historic Rhode Island mini-cemetery features a number of headstones run through with mysterious holes.

This opera house along the banks of the Connecticut River has two Tony Awards to its credit but it’s never staged a single opera.

House used in the 1971 horror film "Let's Scare Jessica to Death."

Dating back to the 1800s, two imposing buildings in Michigan have had countless transformations over the years.

An abandoned munitions factory with a shot tower continues to wage war on the surrounding environment.

The world's first aircraft factory has been hiding inside an automobile plant for almost 80 years.

An unfinished rail tunnel that has since been used to house cheese and bats.

A musical sanctuary that preserves gospel’s Golden Age is tucked inside a library at Baylor University.

According to local lore, this narrow passageway through two large rocks was accidentally created by the devil himself.

Official museum, hall of fame, and repository of the Texas Rangers.

A crumbling wizard is one of the final reminders of a roadside Middle Earth.

Outside this souvenir shop is a statue of Bigfoot composed of volcanic ash, and plenty more to see inside.

A 30-foot man on a penny-farthing bicycle rides along the banks of the Mississippi.

The wreckage of a World War II bomber is hidden high in the Colorado wilderness.

Blackfoot petroglyphs of southern Alberta which date back as far as 7000 B.C.