Abuilding used for storing blocks of ice cut from lakes, ponds, and streams in winter; typically built mostly undergroundwithmasonryortimberwalls lined withwood and with the hollowspace filled with sawdust insulation; ice was shipped to southern U.S. from New England by sea pre-1799, then via the Mississippi River from Illinois and Wisconsin beginning in 1799. Photo from Monticello, Charlottesville, Virginia, 2023. (Bucher, 1996)