Work off those Thanksgiving calories with us on this ride from the Shaw Park South Shelter to Olive Blvd and back on the Centennial Greenway! Family friendly, slow and social, all ages and abilities are welcome on this ride. This is our first “Try the Greenways” Ride, intended to introduce the Great Rivers Greenways to folks who don't know about or use them. The Centennial Greenway connects downtown Clayton to Olive Blvd in University City and provides a nice,…