Santa Fe, NM ==> Lexington, KY in 22 hours
I've just looked it up and it would take me 14.5 hours to drive from the bottom of England to the top of Scotland...
didn't top gear do that in a porsche vs. a letter they'd mailed?
audiobooks are your friend. Music will lull you to sleep, but intellectually interesting things help immensely.
Jackson, MS to Vail, CO... somewhere around 23-24 hours