Map of the original Metroid for the NES.
http://darth-azrael.tumblr.com/post/151990469137/gavinhex-playing-through-the-original-metroid
Map of the original Metroid for the NES.
http://darth-azrael.tumblr.com/post/151990469137/gavinhex-playing-through-the-original-metroid