For further learning on fractals, try some of these links

Similarity and Self-Similarity

Fractal generating software

Inro fractal course at Yale University (this is very good and in-depth)

Fractal art by Jock Cooper

Don Archer's fractal music

Chaos theory, dynamic systems and fractal geometry

Fractal Amplifications: Writing in Three Dimensions

Fractal architecture

Benoit Mandelbrot reflecting on his life's work