W hen sum m ertim e hits, all we can think aboutis jumping on a boat and sunning on the stern. Good thing Indianapo- lis has a few docks right nearby. For a luxurious experience,Geist Reservoir (just 20 minutes from downtown) is sur- rounded by an upscale neighborhood of lakefront homes (11695 Fall Creek Rd., 317.849.8455, marinalimited.com). Full marina services are at hand, including slip rentals, boat launching, gasoline and repairs, so you can get on the water faster and smoother for shing or swimming. There are also pontoon or kayak rentals, for when you’d rather have a workout o dry land. Sixty one-acre Broad Ripple Park has a boat ramp leading rightinto the White River, making it easy to go from picnicking to sightseeing (1550 Broad Ripple Ave., 317.327.7161, broadripplepark. org). For a mellow river cruise, hop on a paddle wheel boat ride through Broad Ripple Boat Company (7108 Fitch Ave., 317.254.2628, broadrippleboatco.com). The two-story vintage vessel is perfect for tak- ing in the summer breeze, or a meal on a dinner cruise.