The U.S. West Coast refers to the westernmost coastal region of the United States, primarily consisting of the states of California, Oregon, and Washington. This area is known for its diverse geography, which includes beautiful beaches, rugged mountains, and lush forests. Major cities like Los Angeles, San Francisco, and Seattle are located here, contributing to the region's cultural and economic significance. The West Coast is also famous for its mild climate, particularly in coastal areas, which attracts tourists and residents alike. The Pacific Ocean plays a crucial role in shaping the climate and ecology of the region, supporting a variety of marine life and recreational activities.