Rock Creek Trail is an 18.6 mile asphalt hiker-biker trail with two lakes (constructed in the 1960 s for flood control and recreation) at its northern end. Lake Needwood in Rock Creek Regional Park offers 7 miles of natural surface trails, picnic areas and rental of canoes, rowboats and paddleboats. The trail surrounding Lake Frank, located in the North Branch System Valley Park, is part of a 7-mile
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