alien alpine aspen aspen tree autumn background people beach big sur birds black and white blue bnature boat boulders bridge buildings bw california car cars city clouds cloudscape cormorant creek death valley death valley national park desert eastern sierra el capitan evening falls field fir tree fog folds foliage folliage forest fremont golden gate bridge grant lake green green hills grove hills horizon horizon over land inversion trail lake landscape marin headlands mission peak mist mono lake monochrome mountains national park natural beauty nature nobody oakland ocean october otherwordly outdoor outdoors pacific panasonic panorama people plane point reyes rain red reflection remote river road road sign rocks rolling landscape san francisco san francisco bay scenic seasons senicc shadow shore sierra nevada sierra nevada.east sierra simplicity skiing sky snow spring sunrise sunset tourist destination tracks trail travel tree trees tufa urban usa valley water waterfall white wide winter yellow yosemite yosemite national park zabriskie point