???? California Zephyr Route: Chicago → Denver → Salt Lake City → San Francisco Bay Area Iowa Stops: Burlington, Mount Pleasant, Ottumwa, Osceola, Creston Highlight: Known as one of the most scenic routes in North America, this line offers passengers a view of plains, rivers, and eventually the Rocky Mountains and Sierra Nevada. ???? Southwest Chief Route: Chicago → Kansas ... https://amtrak-station.com/stations/iowa-amtrak-stations/