I think it's about 4 hours
about 45 minutes
From Houston to Baltimore is 1,447 miles which will take 23 hours to get there.
The drive From Baltimore, MD to Gretna, VA is 4 hours and 19 minutes (not accounting for traffic) via US-29 S.
1hr 52min
24 hours
it depends on how fast you are going
just under three hours
It is 218.72 miles according to MapQuest.
1 hour and 46 minutes
The drive from Valdosta, GA to Baltimore, MD will take about 13 hours, with a total of 803.04 miles according to MapQuest.
1 day 3 hours
10 and 1/2 hours