This trail, located east of Salt Lake City at the top of Big Cottonwood Canyon. It starts behind the Mt Majestic Lodge at Brighton Ski Resort and ascends 2.5 miles to Lake Mary, Lake Martha and Lake Catherine. The trail continues to 10,200-foot Catherine Pass; the trail to the pass is more strenuous. From the pass, the trail drops in to Albion Basin above Alta Ski Resort, in Little Cottonwood Canyon.