I got my maps on pdf down loaded from web, national forests, Idaho state gov, got collville too and all state maps. The ranger station in court d'lene, exit 15 has hard copies outside the station too.
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Was up there Saturday, north from fernan saddle was no good, snow, headed south through treasure saddle then back north. Still couldn't go all the way through, lots of snow still. Probably gone after the warm up over the last couple of days. Did love it tho, good time, did not camp.