One of the Bay Area's crown jewels will be feted on Saturday, June 22 with a special show just in time for the Summer Solstice. Mount Tam Jam: A Benefit for the Mountain will be held at the historic Sidney B. Cushing Memorial Amphitheatre (aka the Mountain Theatre), the gorgeous, century-old, stonehenge-looking 4000-seat stone amphitheater on top of Mount Tamalpais in Marin County. The show is both a celebration of and a benefit for Mount Tamalpais State Park, which celebrates its 85th anniversary in 2013, set forth as "a creative response to the well-publicized California State Parks budget crisis here [...]