Summer Sunset Float on the Meramec River. Enjoy a 10-mile evening float on the some of the longest days of the year. Floaters will meet at the boat ramp at the Meramec Landing Park in Valley Park and travel to the put-in at Route 66 State Park. Bring your dinner, water, binoculars and other personal items you will need for this evening float. Canoes or kayaks, paddles and life jackets are provided. Advance registration is required. For more info and to register for these events, see the "Programs/Activities" tab on the website for more info and to register or call 314-615-8822. Cost is $50/canoe; $35/kayak. This activity is intended for ages 8+.