Bonanza

Bonanza is an American Western television series that ran on NBC from September 12, 1959, to January 16, 1973. Lasting 14 seasons and 431 episodes, Bonanza is NBC's longest-running Western, the second-longest-running Western series on American network television, and one of the longest-running, live-action American series. The show continues to air in syndication. The show is set in the 1860s and... (Wikipedia)