backgrounds

I wanted to let everyone know about these rocks and backgrounds I found. I have actually seen some of these rocks in person and they look just like the real thing. http://www.universalrocks.com/aquarium-reptile-pet/

Ok so this is my shot at doing a custom tank. Bought a 54gal hex corner from the wife's cousin 3 days ago I thought it would be cool to completely do this tank DIY I'm kind of a hands on kind of guy. So I was watching a guy on YouTube and seen that he made a 3d background. So me being me decided...

Heres a cool DIY site for everyone. http://dramaticaquascapes.com/

What are some really nice backgrounds for reef tanks? What are used often? I see a lot of people don't have anything on the back. And then i see people with black painted backs. What are the best ones that look nice?

so I decided I needed a background for my 30 nano, the gf says I can't paint it. She knows nothing about it and never touches.... but still. So I decided to put on one of those blue backgrounds w/ vaseline. After taking off the HOB skimmer and fuge I discover theres no vaseline in the house...