http://www.verticalraingarden.com/decorative-rain-barrels-3-options/ In general, there are 3 different styles of decorative rain barrels for collecting rainwater for gardens. I’m talking about the 100-gallon size or less that you connect to a rain gutter downspout. 1. A generic plastic barrel on which you paint a picture or design. 2. A wood or other material enclosure that you build to surround your rain barrel. 3. A decorative rain barrel that you buy, usually in the form of a ceramic pot, rock or wine barrel. Your best option usually comes down to the look you want achieve in your yard, the amount of time you want to spend building your rainwater system and your budget...