A tiltmeter on Mauna Loa, used to predict eruptions by measuring very small changes in the profile of the mountain. A tiltmeter is a sensitive inclinometer designed to measure very small changes from the vertical level, either on the ground or in structures.
Mr. Billion - 1977: Filming was done at the Sonoma-Marin Fairgrounds and the Petaluma Speedway. Cujo - 1983: Stephen King's horror flick about a rabies infested St. Bernard featured the Scott Ranch Hills off of Corona Rd. Explorers - 1985: A very young Ethan Hawke and River Phoenix starred in this absurd SciFi movie.
Thus, only 15 episodes of Bonanza were shot there. A majority of ranch-specific scenes were shot on a sound stage at Paramount Studios in Hollywood. Outdoor scenes were filmed on location at nearby Big Bear Lake, Red Rock Canyon, Mojave, or eastern Kern County, California.enry Comstock) filmed after the pilot, it was a thousand square mile (640,000 acre or 2,600 km 2) ranch on the shores of Lake Tahoe, nestled high in the Sierra Nevada, with a large ranch house in the center of it.