You can take time to visit Grundy Lake Provincial Park during your travels to Unorganized Centre Parry Sound. While you're in the area, wander around the parks.
You can spend an afternoon studying the exhibits at Charles W Stockey Centre during your trip to Dunchurch. Take in the museums while you're in the area.
You can take time to visit French River Provincial Park during your travels to Unorganized Centre Parry Sound. Wander the parks and riverfront while you're in the area.