
Ben Cartwright is the patriarch of an all-male Nevada ranching family. Set during and after the Civil War, "Bonanza" is the story of life on the family's thousand-acre spread, known as the Ponderosa, near Virginia City. Ben has his three sons, each with a different (and deceased) mother. Serious eldest son Adam hopes to follow in his father's footsteps; middle son Hoss is a gentle giant -- physically strong, but sometimes naive; and youngest son Little Joe is the most impetuous and romantic of the offspring.
A former dance hall girl poses as a Spanish heiress to claim a land grant that includes part of the Ponderosa; guest Sebastian Cabot.
A potential mayoral candidate attempts to stir up trouble between majority and minority groups in town.
Outlaws plot to steal a trunk containing the savings of a religious group heading for a new life in the West.
Two British socialites find that they still have a lot to learn when they visit their friends, the Cartwrights.