Bonanza series's long run. In 2002, "Bonanza" was ranked No. 43 on "TV Guide"s 50 Greatest TV Shows of All Time, and in 2013 "TV Guide" included it in its list of The 60 Greatest Dramas of All Time. The time period for the television series is roughly between 1861 (Season 1) and 1867 (Season 13) during and shortly after the American Civil War. During the summer of 1972, NBC aired reruns of episodes from the 1967–1970 period in prime time on Tuesday evening under the title Ponderosa. The show chronicles the weekly adventures of the Cartwright family, headed by the
Bonanza River of the divide between Eldorado and Bonanza rivers. In its general character, it is similar to the Eldorado River. Also called Bonanza Cal, later maps indicate California Creek to be a principal tributary of Bonanza River. According to Alfred Hulse Brooks, the Eskimo name is Ki-ul-uk. Bonanza River Bonanza River (alternates, Ki-ul-uk, Bonanza California, Bonanza Cal) is a waterway on the Seward Peninsula in the U.S. state of Alaska. The headwaters lie close to Venetia Creek and the Koksuktapaga River. It flows southeast for before reaching Safety Sound, as do the Flambeau and Eldorado Rivers, and then through Safety Inlet