14 hours
15 hours i read it in encyclopedia
About 10 hours
From Amarillo to Las Vegas 13 hours 30 Mins
about 42 hours
19 and a half hours
36 hours and 55 minutes
2 hours 6 minutes
20 hours
about 8 hours
About 12 to 13 hours.
give or take 25 hours (1 day, 1 hour)