Ponderosa Ranch According to the Andersons, tourists would regularly show up at their gates asking where the Ponderosa was. Smelling opportunity, the Andersons contacted NBC and "Bonanza" creator-producer David Dortort. They proposed turning their small ranch into a theme park. NBC, Dortort, and the cast saw the tie-in as a "bonanza" for everyone. All parties being of one accord, the cast agreed to promos being shot at the ranch site and the Virginia City set - including the nearby Silver Dollar Saloon - for financial consideration. The ads stimulated revenue for the park. The park opened to the public in 1968, complete
Movie ranch evenly split between movies and television episodes, were filmed at the ranch during its peak years. The long-running TV western "The Virginian" filmed on location at Iverson in the ranch's later period, as did "Bonanza" and "Gunsmoke." By the 1960s, the ownership of the ranch was split between two of Karl and Augusta's sons, with Joe Iverson, an African safari hunter married to Iva Iverson, owning the southern half of the ranch (the Lower Iverson) and Aaron Iverson, a farmer married to Bessie Iverson, owning the northern half (the Upper Iverson). In the mid-1960s the state of California began construction