Yes, there is a course called bigfoot canyon. there are a few things to do there.
-Score a S+ for five star points
-Tenth person is there for orrienterring
-Golden flash is there durring the day
-Silver flash is there at night
-One of the locations for the question kid
To get there go to elephant and turn left as if you were going to owl. When you see a tree with no leaves, turn left and take that path. There will be a hole in the fence leading to a narrow path.