10050 Cielo Drive was the street address of a former luxury home in Benedict Canyon, in the west-central part of the Beverly Crest neighborhood of Los Angeles, bordering Beverly Hills, where three members of the Manson Family committed the Tate murders in 1969. The property had a main residence and a guest house. The main house had been occupied by various famous Hollywood and music industry figures. In 1994, both houses were demolished and a new house was constructed on the site, and the street address was changed to 10066 Cielo Drive. Architecture The original house was designed by Arthur W. Hawes in 1942 and completed in 1944 for French actress Michèle Morgan. It was very similar, but not exactly identical, to the house which sat on its own plateau directly below 10050, 10048 Cielo Drive, which was often called the Twin House. They were originally built on land called The Bedrock Properties and were built at the same time. The French country-style structure was located on , and included a private drive on Cielo Drive in Benedict Canyon, an area west of Hollywood in the Santa Monica Mountains that overlooks Beverly Hills and Bel Air. The hillside structure faced east and featured stone fireplaces, beamed ceilings, paned windows, a loft above the living room, a swimming pool and a guest house, and was surrounded by thick pine and flowering cherry trees. According to official documents with the Los Angeles Department of Building and Safety, the architect of record for this home was Arthur W. Hawes (1873–1951). The builder was J.F. Wadkins Corp. History Michèle Morgan, French actress for RKO Radio Pictures, arranged for architect Robert Byrd to design a home and J.F. Wadkins to build the luxury home resembling an early 19th-century European style farmhouse. The house was completed in 1944, with an address of 10050 Cielo Drive. It was on a 3.3-acre level lot above Benedict Canyon in Beverly Hills. The home included a 3,200 square foot main residence and 2,000 square foot guest cottage. According to the Los Angeles Times, Morgan paid $32,000 (equivalent to $470,000 in 2020). By the end of World War II, Morgan had returned to France. The house was later sold to Dr. Hartley Dewey and his wife Louise who rented it to Lillian Gish in 1946, while she was filming Duel in the Sun. Rudolph Altobelli (1929–2011), a music and film industry