Neils Peter Larsen House - Credit: Wikimedia Commons
The Neils Peter Larsen House, at 1146 N. One Hundred E. Pleasant Grove, Utah, was built in 1870. It is a soft rock house built to replace use of a dugout. Neils Peter Larsen had homesteaded a farm in 1862. The dugout and house served one of Larsen's three polygamous wives and a family; the other two wives and one family lived about a mile away. and Read more on Wikipedia
Source: en.wikipedia.org