A map of North America with international borders, state borders and province borders is shown. The map legend displays four types of borders. State and province borders are shown as a grey line and international borders are shown with a thick dark line. State river boundaries are shown with a thin blue line and international river boundaries are shown with a thick blue line.
© 2011 Map Resources

Question

A map of North America with international borders, state borders and province borders is shown. The map legend displays four types of borders. State and province borders are shown as a grey line and international borders are shown with a thick dark line. State river boundaries are shown with a thin blue line and international river boundaries are shown with a thick blue line.
© 2011 Map Resources