Blank map of US states and Canadian provinces. (thin lines join areas of the same state/province for one-click coloring)
No machine-readable author provided. <a href="//commons.wikimedia.org/wiki/User:Roke~commonswiki" title="User:Roke~commonswiki">Roke~commonswiki</a> assumed (based on copyright claims).
24 April 2006 (original upload date)
No machine-readable source provided. Own work assumed (based on copyright claims).