Come out early on Friday, August 4th to beat the heat and have some fun! Outdoor Chattanooga is hosting a variety of outdoor recreation activities in our signature Coolidge Park. Join us for an open house at the Philip Grymes Outdoor Chattanooga Center and register for one or more of the free activities: Climb the Walnut Wall Experience the TN River on a raft with ACE Oocee Adventures Disc Golf Putting Course in the Park Chalk Art on the Sidewalks Hammock Garden Selfie Station Coolidge Fountain Lawn games and more! When you arrive, check in at the Philip Grymes Outdoor Chattanooga Office to sign your waiver and sign-up for programs! *Oocee Adventures will fill up fast. Sign-up early if you plan to participate in this activity. Last raft will leave at 12:30.