Apple Maps Google Maps gravel segment Portage Brook Road to Tom Lake Road bike gravelmap.com 3.1 km 81 m gain
Apple Maps Google Maps gravel segment Grand Marias to Old Canada Crossing bike gravelmap.com 89.3 km 1956 m gain
Apple Maps Google Maps gravel segment Highway 593 to 593 Highway bike gravelmap.com 24.6 km 391 m gain
