El Cajon is a city in San Diego County,17 miles east of Downtown San Diego. The city, located in a valley surrounded by mountains, has acquired the nickname of "The Box." Its name originated similarly, from the Spanish phrase "el cajón," which means "the box" or "the drawer."
San Diego, Spanish: [san ˈdjeɣo]; Spanish for 'Saint Didacus') is a city in California on the coast of the Pacific Ocean, approximately 120 miles south of Los Angeles and immediately adjacent to the border with Mexico. San Diego is the eighth-largest city in the United States and second-largest in California. The city is known for its mild year-round climate, natural deep-water harbor, extensive beaches, long association with the United States Navy, and recent emergence as a healthcare and biotechnology development center.
San Diego has been called "the birthplace of California". Historically home to the Kumeyaay people, it was the first site visited by Europeans on what is now the West Coast of the United States.
The city is the seat of San Diego County and is the economic center of the region as well as the San Diego–Tijuana metropolitan area. San Diego's main economic engines are military and defense-related activities, tourism, international trade, and manufacturing. The presence of the University of California, San Diego (UCSD), with the affiliated UCSD Medical Center, has helped make the area a center of research in biotechnology.
Solana Beach is a coastal city in San Diego County, California.
Vista is a city in Southern California and is located in northwestern San Diego County. Vista is a medium-sized city within the San Diego-Carlsbad, CA Metropolitan Area, San Diego County to north and east, with a county island in the central west. Located just seven miles inland from the Pacific Ocean, it has a Mediterranean climate.