Float Into Summer Canoe Float on the Meramec River. St. Louis County Park Rangers will lead this 10-mile float on the Meramec River. Floaters will meet at the boat ramp at the Meramec Landing Park in Valley Park and be taken to the put-in at Route 66 State Park. Bring a lunch, water, binoculars and other personal items you will need for this ALL-day float. Canoes, paddles and life jackets are provided. Advance registration is required. For more info and to register see the St. Louis County Parks and Recreation Activity Guide website or the St. Louis County Parks Facebook event page or call 314-615-8822. Cost is $50/canoe. This activity is intended for ages 8+.