Any stations that you particularly want? How much do you want to spend?
You should easily be able to get all the majors from Virginia Beach / Hampton with a modest roof-top mounted antenna, like the RCA ANT751
http://www.amazon.com/RCA-ANT751-Dur.../dp/B0024R4B5C
These links may be of help -
safety
http://forum.tvfool.com/showthread.php?t=901
siting
http://www.hdtvprimer.com/antennas/siting.html
Look at all of the HDTV primer -
http://www.hdtvprimer.com/