California is a state located on the West Coast of the United States. It is the most populous state in the nation with an estimated population of nearly 40 million people. It is home to a diverse landscape, including the Sierra Nevada Mountains, the driest parts of the Mojave Desert, redwood forests, and 840 miles of coastline. It is well known for its mild Mediterranean climate, world-famous beaches and entertainment industry. California is one of the most diverse and multicultural states in the country, and one that is known for its progressive politics and economic growth.