On August 22, 1896, a train left Mill Valley and climbed to the summit of Mount Tamalpais for the first time, carrying the residents of a town that was six years old and not yet incorporated.
On Monday, Aug 3, 1908, seventy students filed into a rough-board structure with a canvas roof on a sloping knoll near Mill Valley Junction and began the first day of classes at Tamalpais Union High School.