A Club Fat Ass event featuring a mind-numbing running interval session on a fairly big mountain. Officially held twice a year. Wide dirt and gravel access road. No traffic. 15k per lap. Approximately 1 kilometer (3,300′) of elevation change per lap. More info: http://www.clubfatass.com/events/fallmhm. Free for members of Club Fat Ass. Annual membership includes a cool technical club shirt, access to a wide variety of club runs and speaker events, contests, a vibrant online community, new friends and loads of fun. Join here: http://www.clubfatass.com/join.