They are geometrical forms which are said to act as a template from which all life springs. They are named after the ancient Greek philosopher Plato. To the Greeks, these solids symbolized fire, earth, air, spirit (or ether) and water.
Tree Tattoo via f-yeah tattoos. This little pine tree is my first and (so far) only tattoo. It was done by the very funny and friendly Terence at No Regrets in Tallahassee, Florida. I grew up in Wisconsin and this blue spruce pine is a symbol of that.