San Francisco Girls Chorus regularly with renowned artistic partners, including the San Francisco Opera and San Francisco Symphony. The Premier Ensemble has also performed with numerous esteemed Bay Area ensembles such as New Century Chamber Orchestra, San Francisco Ballet, San Francisco Film Festival, Chanticleer, Kronos Quartet, Berkeley Symphony, ODC/Dance, the Joe Goode Performance Group, San Francisco Contemporary Music Players, and others. Regularly serving as cultural ambassadors for the Bay Area, the Premier Ensemble has undertaken ten international tours. one of which was in July 2007 when the ensemble represented the United States in the World Vision Children's Choir Festival in Seoul, South Korea, and
San Mateo Creek (San Francisco Bay Area) San Mateo Creek (San Francisco Bay Area) San Mateo Creek ("Spanish for": St. Matthew Creek) is a perennial stream whose watershed includes Crystal Springs Reservoir, for which it is the only natural outlet after passing Crystal Springs Dam. After discovering San Francisco Bay from Sweeney Ridge on November 4, 1769, the Portolà expedition descended what Portolà called the "Cañada de San Francisco", now San Andreas Creek (or possibly San Mateo Creek), both of which emptied into the "Laguna Grande" where the party camped (now covered by the Upper Crystal Springs Reservoir). The Laguna Grande place name is also shown on