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These maps are intended for general use only. You are strongly encouraged to read the Data Sources and Accuracy statement before using the maps.

They were last updated on the dates shown below.

Pony Express National Historic Trail.

Adobe Acrobat PDF »
June 2003 screen-viewable file (909k)

Adobe Illustrator »
June 2003 Adobe Illustrator print production file (1.2 MB)

JPEG Shaded Relief »
February 2003 full resolution color shaded relief file (3.3 MB)