anything is possible if you have the money lol.
check out this link
http://garf.org/tank/buildtank.asp
64" x 36" x 1/2"thick pane of glass. wow that would scare my wallet. plus at 1/2" thick IMHO you would want starfire or some other type of low iron glass at least for the parts of the tank that can be viewed. very spendy. if you do it i cant wait to see!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
check out this link
http://garf.org/tank/buildtank.asp
64" x 36" x 1/2"thick pane of glass. wow that would scare my wallet. plus at 1/2" thick IMHO you would want starfire or some other type of low iron glass at least for the parts of the tank that can be viewed. very spendy. if you do it i cant wait to see!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!