make a bunk bed in your room and put tanks under it. they sell tanks that are made for use as coffee tables too. and you could put some on teh kitchen counter.a nd you basement. and garage. and you could make a coldwater pond in your backyard. there is ALWAYS room for more tanks.
/www.alfanita.com/fishroom_e.htm

*Starts to see where it'd sit in the house.* Good job I'm utterly broke right now or I'd go looking for one.