Newton has mounted ballets for many other companies and has staged his own production of Swan Lake, Act III for the Pennsylvania Ballet. He retired from The Royal Ballet in 2001 and now works internationally as a freelance teacher, mainly staging the Ashton repertory.ewton has mounted ballets for many other companies and has staged his own production of Swan Lake, Act III for the Pennsylvania Ballet. He retired from The Royal Ballet in 2001 and now works internationally as a freelance teacher, mainly staging the Ashton repertory.
Silver mining in Colorado. Silver mining in Colorado has taken place since the 1860s. In the past, Colorado called itself the Silver state. (Nevada also calls itself the Silver state. Idaho, however, actually produces the most silver in the US.)
The California Gold Rush took place between 1848 and 1855. During this time gold was discovered in California. Over 300,000 people rushed to California to find gold and strike it rich. Gold Is Found in California. Gold was first discovered in California by James Marshall at Sutter's Mill near the city of Coloma.