Arkansas State Parks Trip Ideas Filter Park Petit Jean Crater of Diamonds Toltec Mounds Devil's Den Hobbs State Park Conservation Area Lake Dardanelle Logoly Mississippi River Mount Magazine Bull Shoals - White River Cossatot River Crowley's Ridge DeGray Delta Heritage Trail Jacksonport Lake Ouachita Mount Nebo Ozark Folk Center Parkin Archeological Pinnacle Mountain Prairie Grove Battlefield Village Creek [X] Lake Fort Smith Region North Central Park Activity Trail Type Trail Difficulty Author Arkansas State Parks Staff Heather Johnson Date Published August 2020 [X] May 2020 April 2020 January 2019 January 2017 [X] March 2016 Promethea Silkmoth Video May 2020 ⁄ Heather Johnson Lake Fort Smith State Park in western Arkansas offers a variety of habitats for many different wild creatures. The forest here is a perfect home for the extraordinarily large promethea silkmoth, Callosamia promethea. At nearly four inches, the adults’ wings exhibit extraordinary camouflage to avoid predators. More Fun at Lake Fort Smith State Park Mar 2016 ⁄ Arkansas State Parks Staff Who doesn’t enjoy an evening by the fire, nestled in a cabin, in the woods, near a lake? Made all the more special as you feel your muscles relax after a day of hiking, kayaking and fishing.