Arkansas State Parks Trip Ideas Filter Park Petit Jean Hobbs State Park Conservation Area Lake Dardanelle Toltec Mounds Crater of Diamonds Crowley's Ridge Devil's Den Logoly Mississippi River Mount Magazine Prairie Grove Battlefield Bull Shoals - White River Cossatot River DeGray Delta Heritage Trail Jacksonport Lake Ouachita Mount Nebo Ozark Folk Center Parkin Archeological Pinnacle Mountain Powhatan Courthouse Village Creek [X] Lake Fort Smith Region Northwest North Central Park Activity Trail Type Trail Difficulty Author Heather Johnson Arkansas State Parks Staff Date Published August 2020 [X] May 2020 [X] 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. Video: Stream at Lake Fort Smith State Park Apr 2020 ⁄ Heather Johnson As the spring rain settles in on the Boston Mountains of Lake Fort Smith State Park, the rainwater finds the quickest routes down the mountainsides to form hundreds of bubbling, temporary streams. The flowing waters breathe life into the forest by providing new water sources for plants and animals and providing habitat for aquatic insects and amphibians. The gentle streams... Living Hillsides Virtual Hike Apr 2020 ⁄ Heather Johnson Lake Fort Smith State Park is a beautiful oasis nestled in the Boston Mountains of Northwest Arkansas. The lake is pristine and teeming with life, but this outstanding water reservoir would not be as special as it is without its surrounding hillsides. These living, tree-covered hillsides protect the lake from erosion and deep within the forest are many hidden treasures. 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.