Hi!

How can I reach this chest on Sentinel Island?
http://www.shrani.si/f/44/g2/xoDUY81/d2dks1.jpg
http://www.shrani.si/f/E/10U/QDSXOAP/d2dks2.jpg

I looked all around and I can't find the way up. This is closest I can get. There is invisible wall in front of me so I can't go forward.
http://www.shrani.si/f/2Y/me/1f049oiI/d2dks3.jpg

When I become dragon the chest disappear.
http://www.shrani.si/f/1y/lj/4BNKFU6d/d2dks4.jpg