borscht belt, borscht circuit, borsht belt, borsht circuit - (informal) a vacation resort place within the Catskill Mountains of Ny that was patronized primarily by Jewish company; "lots of comedians learned their trade actively playing the borscht circuit" This reproduction of the mountain has 4 climbing surfaces that function https://www.youtube.com/channel/UCeuhZfLfLQhjYiYSwIffXNQ