Hey guys here again, yeah I know I've been a member since 2011 until now, I still see this small cave inside the waterfall near mod with two fish guards. And the one that has a big chest which you can go with the use of the rat morph.
Images are below.
http://s28.postimg.org/72q09o27x/image.jpg (Unsupported image host)
http://s28.postimg.org/fsn3aijp9/image.jpg (Unsupported image host)
http://s28.postimg.org/b5h18qwcd/image.jpg (Unsupported image host)
http://s27.postimg.org/n1i0lgioj/image.jpg (Unsupported image host)
Comment if you know what does this mean, thanks!