The answer to the __ Glen US F1 racetrack of the 60s and 70s in CodyCross is WATKINS. CodyCross is an amusing word game. It is a word play game that challenges one's word knowledge in different categories and themes. If this clue had you baffled, you're not alone! Many of the puzzles in CodyCross are pretty tricky, but that's what makes the game so fun.