YELLOWSTONE NATIONAL PARK, Wyo. (AP) — The National Park Service has approved a project to repair and improve many of the overlooks and trails located along the rim of the Grand Canyon of the Yellowstone River in Yellowstone National Park. The agency found that the project would not cause any harm to historic and cultural resources in the area. The overlooks and trails in the area have been deteriorating. The project will improve them as well as improve accessibility, pedestrian flow and safety. Areas where work will be done include the Brink of the Upper Falls, the Brink of Lower Falls, Uncle Tom's, Inspiration Point, Red Rocks Point and Crystal Falls. Work is expected to begin next spring.Read more on NewsOK.com