I remember reading that John Carmack used to stay at hotels just to get coding done. Apparently it's an anecdote in Masters Of Doom but I think I've heard it elsewhere too.

This HN comment mentions the anecdote, but also others who have done similar (eg coding on cruises):

https://news.ycombinator.com/item?id=16518726

EDIT: Missed that this has already been mentioned in comments below too