Discover the top five best things to do on a road trip from California to Illinois, including Yellowstone National Park and the Gateway Arch in St. Louis.

Planning a road trip from California to Illinois? Check out this guide to find out the cost of gas and tolls for different routes based on current gas prices.

Learn about the best routes, distance, and travel times when driving from California to Illinois. Discover the fastest and slowest routes and when to travel for the shortest trip.