50K Runners will leave the Starting Line and run down Mt. Wilson Road to Eaton Saddle gate (2.4 miles). All runners will follow dirt road through the old Mueller Tunnel. A few hundred yards after exiting the tunnel, runners will "go right" up the Upper San Gabriel Peak Trail going past San Gabriel Peak (6000 ft) and continue to the paved road. All Runners follow along the paved road in front of Mt. Disappointment and "go right" onto the Lower San Gabriel Peak Trail (Bill Reilly Trail). All Runners follow Bill Reilly Trail to Mt. Wilson Road, then "go left and downhill" to the Red Box Aid Station #1 (mile 5.5). 50K Runners leave Red Box Aid Station on the Gabrielino Trail to Switzer's Picnic Area (mile 9.7). Runners exit Switzer's Picnic Area and up the paved road to Canteen Trail (just below HWY #2). Canteen Trail connects leading to Clear Creek Aid Station (mile 10.6). Runners exit Clear Creek and go up Josephine Fire Road Aid Station (mile 13.2). All 50K and 60K runners follow trail to Strawberry Peak Trail encircling Strawberry Peak past Mt. Lawlor and onto Red Box Aid Station (mile 21.1 with 1:20 p.m. cut-off). All 50K runners leave Red Box Aid Station on the tree-covered Red Box Fire Road all the way to the West Fork Aid Station (mile 26.3). From Westfork, 50K Runners take the Gabrielino Trail going west to the base of the Kenyon Devore Trail (mile 27.8). The final climb up Kenyon Devore Trail, which offers spectacular views (ascending 2000 feet in 3.1 miles) up to the Mt. Wilson Summit 50K Finish (mile 31.0 with 5:00 p.m. cut-off).