1,1,2,3,5,8...The Golden Ratio
About the Golden Ratio: The Golden Ratio can be illustrated within special dimensions of Sprials, Triangles and Rectangles where the ratio of the length of the short side to the long side is .618, was noted by ancient Greek architects as the most visually pleasing rectangle and its dimensions were used to construct buildings such as the Parthenon.:
How to Draw the Golden Spiral
How to Draw the Golden Spiral: 11 steps (with pictures) - wikiHow: Commonly found in nature, the well-known shape known as the golden spiral is unique in that it's made using the elements of the Fibonacci sequence. It is fairly simple to draw, and can be quite beautiful when done correctly.