<p>The Bob Rodale Cycling and Fitness Park in Trexlertown, Upper Macungie Township, encompasses 103.4 miles.</p> <p>The 71-acre tract west of Mosser Road has a 1.3-mile long, 24-foot wide asphalt track with a 0.6-mile inner flat loop and a .75-mile inner hill loop for bicycling, rollerblading and jogging. </p> <p>Other features include an exterior walking course, picnic pavilion (seats 48 people) with grill, and tot track with sandbox. A wooded nature trail features a boardwalk through the wetlands with opportunities for nature observation</p>