At first, this just looks like a hole in the ground, but open the hatch, and climb inside? You’ll see that it’s a fully-furnished underground bomb shelter. Everything begins by creating a large hole in the ground, and then lowering a giant metal tube inside it. Then, insulation, flooring, furniture, plumbing and electricity were added. Continue reading for more pictures. Click here to view another inconspicuous underground home that’s located in Las Vegas built during the Cold War, now worth millions.