(California)
Marshall Gold Discovery State Historic Park is a state park of California, United States, marking the discovery of gold by James W. Marshall at Sutter's Mill in 1848, sparking the California Gold Rush. The park grounds include much of the historic town of Coloma, California, which is now considered a ghost town as well as a National Historic Landmark District. The park contains the California Historical Landmarks: a monument to commemorate James Marshall (#143), the actual spot where he first discovered gold in 1848 (#530). Established in 1942, and Coloma Road (#748),. The park now comprises 576 acres (233 ha) in El Dorado County. (Ref: https://en.wikipedia.org/wiki/Marshall_Gold_Discovery_State_Historic_Park)