Posted By Bill Baird on Fri, May 7, 2021 at 9:14 AM click to enlarge Bill Baird Salado Creek Foundation chief Sue Calberg examines a find along the greenway trail. Former San Antonio mayor Howard Peak envisioned the greenway system bearing his name as an “emerald necklace” around the city’s perimeter. Many miles ago, I set out to circumnavigate San Antonio on foot using the ever-expanding Howard Peak Greenway Trails. And while gaps remain, the portions completed so far have provided a revelatory experience from Leon Creek’s Hill Country splendor and the Medina’s South Texas tangle to the calm meander of the Mission Reach.