Chatfield and Cherry Creek marinas rent sailboats, powerboats, and Jet Skis (April–October at Cherry Creek and June–August at Chatfield).
Chatfield Marina. Fifteen miles south of downtown and on the fringes of the Rocky Mountains, Chatfield Marina attracts wakeboarders, water-skiers, stand-up paddleboarders, and tubers. Chatfield State Park, Littleton, CO, 80125. 303/791–5555. www.parks.state.co.us.
Cherry Creek Marina. Southeast of Denver, the Cherry Creek Marina serves the 850-acre reservoir of the same name, a sailing hot spot. Cherry Creek State Park, 4800 S. Dayton St., Greenwood Village, CO, 80111. 303/779–6144. cherrycreekmarina.com.