An ice house or icehouse is a building used to store ice throughout the year, commonly used prior to the invention of the refrigerator. Some were underground chambers, usually man-made, located near natural sources of winter ice, such as freshwater lakes, but many were buildings with various types of insulation. During the winter, ice and snow would be cut from lakes or rivers, taken into the ice house, and packed with insulation (often straw or sawdust). It would remain frozen for many months,...