Alton · Madison County · IL
Clark Bridge is a 3.0-mile easy trail near Alton, in Madison County, IL. It climbs 105 ft and descends 127 ft, between 417 ft and a high point of 457 ft. Easy difficulty: calculated from 1% avg grade · 6.0 mi round trip, 232 ft climb. Mapped for mountain biking.
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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Open the interactive map for routing, weather, and offline use.