I think he meant airports flown from... but if not..

lowest AGL... single digit feet..
highest MSL, FL490, B-52G
BT

"Ditch" wrote in message
...
The lowest AGL is a couple of feet spraying cotton in Georgia...the lowest
MSL
is Imperial, CA at about -110 or something in a Caravan and the highest
elevation is around the 7000' mark flying gliders in Colorado.


-John
*You are nothing until you have flown a Douglas, Lockheed, Grumman or
North
American*