Before revision: An underground house in the Sassi di Matera, Italy An underground jewellery shop in Coober Pedy An example of an excavated house in Brhlovce, Slovakia Underground living refers to living below the ground's surface, whether in natural or manmade caves or structures .
After revision: (earth shelters)An underground house in the Sassi di Matera, Italy An underground jewellery shop in Coober Pedy An example of an excavated house in Brhlovce, Slovakia Underground living refers to living below the ground's surface, whether in natural or manmade caves or structures .