Park City's state is Utah. Utah is a western U.S. state bordered by Colorado, Wyoming, Idaho, and Arizona. It is known for its diverse terrain of arid desert, river valleys, and the snow-capped peaks of the Rocky Mountains. Utah is home to five national parks, including Zion National Park, Bryce Canyon National Park, and Arches National Park. It is also home to the Great Salt Lake, the largest saltwater lake in the Western Hemisphere.