I haven't even gotten started on added coral to my tank yet(still cycling), but the colors on these polyps really seemed to "pop" out at me. Figured I might share.
http://www.vividaquariums.com/10Browse.asp?Category=Coral+And+Invertebrates:+Zoos+Under+40
http://www.vividaquariums.com/10Browse.asp?Category=Coral+And+Invertebrates:+Zoos+Under+40