10 most difficult Cal­i­for­nia riddles

Mount Whitney is the tallest mountain in California, as well as the highest summit in the contiguous United States and the Sierra Nevada—with an elevation of 14,505 feet

Coincidentally, the first European who explored California was a Portuguese on Spanish duty - Cabrillo. However, his country never tried to establish colonies there.

IBM is a company based in New York. The history of IBM is longer than the history of Silicon Valley.

Malibu is a 21-mile beach community in Los Angeles County, California. The city name is derived from "humaliwo", meaning "the surf sounds loudly" in the language of the Chumash, Native American tribe.

San Antonio is the seventh-most populous city in the United States, and the second-most populous city in both Texas and the Southern United States, with more than 1.5 million residents. n 1691, a group of Spanish explorers and missionaries came upon the river and Payaya settlement on June 13, the feast day of St. Anthony of Padua. They named the place and river "San Antonio" in his honor.

Rodeo Drive /roʊˈdeɪ.oʊ/ is a two-mile-long street, primarily in Beverly Hills, California, with its southern segment in the City of Los Angeles.

Opened July 17, 1955, the Sleeping Beauty Castle is the oldest of all Disney castles. Though it reaches a height of only 77 feet (23 m), it was designed to appear taller through a process known as forced perspective; design elements are larger at the foundation and smaller at the turrets

Sacramento is the capital city of the U.S. state of California and the seat of Sacramento County. Sacramento is the seat of the California Assembly, the Governor of California, and Supreme Court of California, making it the state's political center and a hub for lobbying and think tanks. Sacramento is also the cultural and economic core of the Sacramento metropolitan area, which had 2010 population of 2,414,783, making it the fifth largest in California.

The term Silicon Valley first appeared in the Electronic News newspaper in 1971. In 2006, Silicon Valley had 225,300 high-tech jobs.

One of the most interesting mysteries of Death Valley National Park is the sliding rocks at Racetrack Playa (a playa is a dry lake bed). These rocks can be found on the floor of the playa with long trails behind them. Somehow these rocks slide across the playa, cutting a furrow in the sediment as they move. n 2013, scientists were able to directly observe the "stone journey" and discover in what conditions this phenomenon occurs.