Is there a website that could give me information on the sierpinski triangle and sierpinski pyramid?

Please and thank you.

Check these sites.

http://math.rice.edu/~lanius/fractals/

http://serendip.brynmawr.edu/complexity/sierpinski.html

http://library.thinkquest.org/26242/full/fm/fm32.html

http://mathforum.org/~sanders/creativegeometry/8.3sierpinski.htm