Description

Its Opening Day for the Rotary Cannonball on Saturday – May 16th, from 1 PM to 4 PM.  Come visit the depot, engine #457 and the beautiful gardens.  As far as the “Friends of 457” know, this is the only remaining M&StL steam locomotive of this class in existence and on public display.  For more information, visit https://www.facebook.com/cannonball.day.

Minneapolis & St. Louis #457 - Rotary Cannonball

900 East State Street, Mason City, IA 50401
May 16, 2026
1:00 PM CDT to 4:00 PM CDT