The infamous "back hills" provide a 1.3 mile loop in the northwestern section of the park, and is used for the Northeast regional championships of the Foot Locker National XC Championships.
The infamous "back hills" provide a 1.3 mile loop in the northwestern section of the park that is considered to be the most grueling part of the standard high school 5km course. This course is used for the Northeast regional championships of the Foot Locker National XC Championships.