This 8 mile hike has about 1000 feet of elevation change and will be led at about 2.25-2.5 mph. Highlights include climbing up and along the top of the old Avalon dam, crossing Cascade Falls, hiking up the steep Rootball Trail, and crossing the historic swinging bridge. We will meet at 9:30 near the bathrooms in the Avalon area of Patapsco Valley State Park. The address for the park is 5120 South Street. There is an entrance fee unless you…