From left; Emerson Howard and dog Dixie enjoy a walk along with Destiny Porter and her children, 2-year old Merrick Mercer and 4-year old Maxton Mercer at the Kitselman bridge connecting the Cardinal and White River Greenway trails in Muncie, Ind., Wednesday, March 13, 2024. The Cardinal Greenways pathway born from eastern Indiana's abandoned railroad tracks will become a central cog in the Great American Rail Trail — a planned 3,700-mile network of uninterrupted trails spanning from Washington state to Washington, D.C. (AP Photo/Isabella Volmert)