Riverside County is located in Southern California and is one of the largest counties in the United States. It covers over 7,200 square miles and is known for its diverse landscapes, which include mountains, deserts, and valleys. The county seat is Riverside, and it is part of the Inland Empire region, which is known for its growing population and economy. The county is home to several cities, including Moreno Valley, Corona, and Palm Springs. It offers a variety of recreational activities, such as hiking in the San Jacinto Mountains and enjoying the natural beauty of Lake Mathews. Riverside County also has a rich cultural heritage, with numerous museums and historical sites.