This 72km out and back route offers two options. Both head out from Trysport in Parry Sound to Oastler Park Dr, Rankin Lake Rd to Lake Joseph Rd:

Option 1: head along 612 to Muskoka Rd 11 to Mactier
Option 2: Muskoka Rd 11 to Mactier

Try one way in and the other way back to see which roads suit you best. The route has a total ascent of 559.04 m and has a maximum elevation of 264.94 m.