(The Madinah Development Authority Established a new vented onyx walkway with a length of 1,600 meters on the banks of the valley, and 14 meters average width of the paths of the walkway, and the project contains 277 trees that cast a shadow for sports practitioners, 77 palm trees decorating the open squares on the banks of the valley, and 850 trees to give an aesthetic touch along the paths, And 80 trash bins) SALCO.