If you're bored with the plain background of your fish tank, you can add a 3D background inexpensively with this simple guide. You can find rolls of fish tank backgrounds at nearly any fish store, but ...

Before we unleash our inner artist, let's lay down the golden rules. The well-being of your aquatic companions is non-negotiable. Rule #1: The Vinegar Test. Does your chosen rock fizz when you put a ...