anon125ExplorerOct 03, 2013road altitudesas our old RV (and us) don't like crossing mountains... what is the lowest altitude going from the west coast to the east coast across the mountains. i was told that I10 is flat but elpaso is 4000 f...Show More
LaurenExplorerOct 04, 20132gypsies is right on. I-10.But would be helpful to know starting and ending points to assist further.
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