Red River Gorge

This tight squeeze is referred to as the "gateway to the Red River Gorge."

At night, some say they have seen a green light coming from inside the tunnel. The Nada Tunnel is considered one of the most haunted tunnels on Earth.

The Cliff Dweller is literally bolted to a sandstone cliff. It has two structures, one that houses a kitchen, bathroom, and bedroom. The master bedroom is up a spiral staircase to the second structure that has a massive window to take it all in.