1856 – Mormon handcart pioneers depart for Salt Lake City
http://www.history.com/this-day-in-history/mormon-handcart-pioneers-depart-for-salt-lake-city
1891 – Cole Porter is born
http://www.history.com/this-day-in-history/cole-porter-is-born
1972 – Flash flood hits Rapid City
http://www.history.com/this-day-in-history/flash-flood-hits-rapid-city
1973 – Secretariat wins Triple Crown
http://www.history.com/this-day-in-history/secretariat-wins-triple-crown
2006 – “Cars” released
http://www.history.com/this-day-in-history/cars-released