American sailors love their ice cream. So much so that, in WW II, the Navy procured a refrigerated concrete barge and turned it into a floating ice cream parlour to provide ice cream for the men on ships with no ice cream making facilities.
https://www.theatlantic.com/health/archive/2017/08/ice-cream-military/535980/
https://news.usni.org/2015/01/30/unique-ships-u-s-navy