I cut some pieces of wood ran them across the tank top, and started hanging plants and drift wood, left 5in at the top bare so I could create a waterfall effect with my two aqua clears...
This Frenchman posts a bit on P-Fury. His handle over there is "Bluebird." He has by far some of the most impressive Amazonian tanks I have ever seen. Very nice.
The first three are his breeding colony of pygocentrus nattereri. After that is his massive Piraya tank.