In honor of Earth Day, which just happened, here are some very ingenious ways in which one can recycle and have fun at the same time.  The Bay Area Garden Railway society created this Garden Railway for the Conservatory of Flowers in Golden Gate Park in San Francisco.  The level of creativity is amazing.  Check out all the pictures at:

http://www.facebook.com/album.php?aid=2051314&id=1013775476&l=b0db4a3e49

Man's creativity is timeless!