Explore multiple micro-climates and plant communities on various sides of the Mt Tamalpais watershed via multiple trails in both shade and sun including different soil conditions.
Distance: 6.5 miles.
Elevation gain: 1,250 ft.
Starts at: Rock Spring #4 http://www.friendsofmttam.org/park/maps-and-directions.html
Rock Spring, Mountain Top, Arturo, International to Rifle Camp. Down to Music Stand, Back Door Trail, Simmons Triangle Return.
Moderate, slow pace, moderate elevation gain.
Possible modifications depending on circumstances.