MUSEUMS DOWNIEVILLE • Downieville Museum - Hwy 49 - Open Memorial Day to first weekend in October The building dates back to 1852 when it was built as a store by Chinese emigrants. • Foundry Museum - Pearl St. - Conducted tours only. Tours by reservation: 530-289-3261 The building was built in 1855. Featuring a detailed model of turn-of-the-century Downieville as well as logging and mining exhibits ALLEGHANY • Alleghany Mining Museum - Underground tours: 530-287-3330 Exhibits include a working 3-D mine model, video footage of underground operations. FOREST CITY • Not only does Forest City have a museum, it is a museum. Buildings dating from 1800's . SIERRA CITY • The Kentucky Mine, Stampmill and Museum , East on Hwy. 49 Tours and hours: Sierra County Historical Society - 530-862-1310 Guided tours into the underground mine also into California's only remaining workable gold ore stamp mill. Features local American Indian culture. LOYALTON • The Loyalton Museum - located in the city park - 530-993-6754 This historic building features displays on logging, agriculture, the Washoe Indians and fraternal organizations including the Rebekah Lodge.   HISTORIC SITES SIERRA CITY • The Masonic Hall, built in 1864, is the oldest building in town. SIERRA CITY • The newly renovated Busch and Heringlake Country Inn typifies 1870's Federalist Style architecture. The brick two-story structure was historically used as a mercantile store and Wells Fargo Express and Company stage coach stop in the 1870's LOYALTON • The Brick Store was built around the turn of the century. This building, and the grocery store in Sierraville, are two of the few remaining buildings constructed of Sierra Valley Brick. CALPINE • The Sierra Valley Lodge was built as a recreation hall for the once thriving mill town.