Few Western television shows had the lasting power as NBC's Bonanza. An impressive series about a rancher and his three sons, the horse opera was a breath of fresh air for many who were used to ...

Lorne Greene, Pernell Roberts, Dan Blocker and Michael Landon as Ben, Adam, Hoss, and Joe Cartwright, riding horses and looking at the sky in Bonanza. Image via NBC When it comes to classic television ...