Grayson Highlands State Park – Mouth of Wilson, VA October 18, 2018October 21, 2018 • adel One of the crown jewels of the AT: Grayson Highlands State Park, where wild ponies roam the mountainside. Click on any image to open gallery. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window) Related