Bonanza is an NBC-produced television series that ran on the NBC network from September 12, 1959 to January 16, 1973. Lasting 14 seasons and 430 episodes, it ranks as the second longest running western series (behind Gunsmoke) and still continues to air in syndication, The show centers around the Cartwright family, who live in the area near Lake Tahoe, Nevada. The show stars Lorne Greene, Pernell Roberts, Dan Blocker, Michael Landon and David Canary. The show's title "Bonanza" is a term used by miners in regard to a large vein or deposit of ore, and commonly refers to The Comstock Lode. In 2002, Bonanza was ranked No. 43 on TV Guide's 50 Greatest TV Shows of All Time.