Gold%20Panning%20the%20Pacific%20Northwest%20is%20the%20premiere%20reference%20source%20for%20anyone%20who%20is%20interested%20in%20getting%20started%20or%20continuing%20their%20gold%20prospecting%20in%20the%20pacific%20northwest%20region.%20Fully%20revised%20and%20updated%2C%20this%20guide%20contains%20accurate%2C%20up-to-date%20prospecting%20information%20for%20all%20known%20panning%20areas%20in%20Oregon%2C%20Washington%2C%20and%20Idaho.%20The%20write-ups%20for%20each%20locale%20include%20driving%20directions%2C%20GPS%20coordinates%2C%20historical%20information%2C%20land%20ownership%20restrictions%2C%20full-color%20photos%2C%20and%20geological%20background.