<table class="description en" lang="en" style="margin:0.5em auto;width:100%;border:1px solid #ABD5F5;background:white"><caption style="text-align:center;"><b>English</b> (en):  Map of the present U.S. Routes. (public domain US Federal Government).
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<div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;background:#FFF;color:#202122;text-align:center;"><span style="display:inline-block;border-top:3px solid purple;position:relative;top:11px;width:34px"> </span></div> two-digit routes</div>
<div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;background:#FFF;color:#202122;text-align:center;"><span style="display:inline-block;border-top:3px solid blue;position:relative;top:11px;width:34px"> </span></div> three-digit routes</div>
<div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;background:#FFF;color:#202122;text-align:center;"><span style="display:inline-block;border-top:3px solid green;position:relative;top:11px;width:34px"> </span></div> selected alternate routes</div>
<div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;background:#FFF;color:#202122;text-align:center;"><span style="display:inline-block;border-top:3px solid pink;position:relative;top:11px;width:34px"> </span></div> major and selected auxiliary Interstates</div>
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<a href="//commons.wikimedia.org/wiki/User:SPUI~commonswiki" title="User:SPUI~commonswiki">SPUI</a>
<span class="int-own-work" lang="en">Own work</span> / Base map is <a rel="nofollow" class="external free" href="http://www.nationalatlas.gov/printable/images/pdf/reference/genref.pdf">http://www.nationalatlas.gov/printable/images/pdf/reference/genref.pdf</a>