Is housing an alligator gar for life even possible?

[white specter crayfish]

I know I’ve always been drawn to the alligator gars, but have always stayed away from them because I know how large they get, I’m just wondering, is there anyway I could realistically house an alligator gar for their lifetime?

Yeah, Ideally make a giant river in your backyard or something like that lol, if you're looking for a tank then make a 20-50 foot long tank that is about 6 feet tall and 10-20 feet wide, it is far from practical unless you're super rich and have the space