Learn about the Pony Express from “This day in History” from the History Channel. On the 3rd of April 1860, the first Pony Express mail, traveling by horse and rider relay teams, simultaneously leaves St. Joseph, Missouri, and Sacramento, California.
http://www.history.com/this-day-in-history/pony-express-debuts
Check out the Pony Express National Museum in St. Joseph, MO. Be sure to check out the info under the “About” tab: http://ponyexpress.org/?page_id=8