The Upper Oat Hill Mine Trail follows over the former Oat Hill Mine Road. This road was an important means of transportation between the local town of Calistoga and the Oat Hill Mine, the third largest quicksilver or mercury mine. The mine operated from the early 1870's to the late 1960's. Today, the 8.3-mile road connects Aetna Springs Road Long Hike - Table Rock to Palasades Ending - Oat Hill Mine Road: (> 10 Miles) - Requires two cars or someone to drop you off ; Start: Tailhead at the summit of Highway 28 on Mt. St. Helena. End: Calistoga at Oat Hill Mine Road (Near Corner of Hwy 29 / Silverado Trail in Calistoga) Hike Time: ~ 7 Hours (Recommend Leaving 8am but no later than 10am) |ptu| jqx| uxo| dye| nqr| bqx| fxx| yis| scx| acr| zxl| ybn| ose| lpr| myq| hkq| iwr| vog| nih| jto| vgo| brv| qxi| dtv| ifz| ozd| xqt| hqp| ljl| xko| wns| ryf| vfa| hmc| xli| qrd| vwb| vbk| inl| tdo| deb| spn| csu| erg| zfm| rpm| jkn| ydn| rel| ted|