19 Mind-Blowing Facts You Didn't Know About Monopoly
16. The Longest Game Ran For 70 Straight Days...
That's right, seventy days. That's 1680 hours. Those were some pretty determined players. There are also, surprisingly, statistics for the longest game of Monopoly played in a treehouse (286 hours), underground (100 hours), in a bath tub (99 hours) and upside down (36 hours). Weird locations seem to be a thing for record-breaking Monopoly games.
As well as being played underground and on a ceiling, it also kept the crew of the US nuclear submarine Seawolf entertained during the sixty days it was submerged.