Decorah Ice Cave

Decorah Ice Cave - Credit: Wikimedia Commons

Decorah Ice Cave State Preserve has one of the largest ice caves in the Midwestern United States. It consists of a parcel of land at the edge of Barbara Barnhart VanPeenen Memorial Park in the northern portion of the city of Decorah, in Winnesheik County, Iowa. Read more on Wikipedia

type: NRHP
date from: 1898

Source: en.wikipedia.org