Murillo Family Observatory is located in what county?
Murillo Family Observatory: Murillo Family Observatory is a teaching and research observatory for California State University, San Bernardino, located on Badger Hill on the northern portion of campus, in San Bernardino, the U.S. state of California. San Bernardino, California:  It serves as the county seat of San Bernardino County, California, United States.
San Bernardino County