advice for my new set-up

[lockrookie]

i like the idea of a center overflow fora cube tank it may be a bit of a pain to clean reaching over the tank but with rick piled op around it or diy rockwall around itwould look awesome then you can see allround the tank. i have a design in my head that would incorporate closed loop for flow just no room inhouse to build one. but then you see all sides of the tank this peron gave me the idea