Cheltenham Badlands is the quick, strange sight that makes Caledon feel unlike the rest of the Toronto fringe. The exposed Queenston shale forms rounded red ridges, striped and bare, with a boardwalk keeping visitors off the fragile slopes.
You do not need long here. Treat it as a striking stop between longer walks at Forks of the Credit or Belfountain, and book or check access rules in season before driving out.