55 Gallon Tank Decorations.

[BaylorPerez]

SInce my 55 is looking abit pale, i have added some Colored rocks and some Snail/Clam shells to give the tank some color, but i feel as if im missing something in the tank.
 
Current Occupants
1 Common Pleco ( L119 ) 
5 Rift Valley Cichlids.
 
I want something with color to help spice up my tank for when i have visitors.
 
HELP