Today's Groupon rents you a way to see the world without using your walkingwheels or automolegs. For $30, you can float or pedal with $60 worth of boat and bike rentals at Shoreline Lake Aquatic Center and Café. Shoreline Lake Aquatic Center provides equipment to explore Shoreline Lake, a safe and scenic waterway that was built for sporting on the doorstep of sunny Mountain View.