Yep ... climb atop those two snake platform statue things, get your club out, statis the orb, and then hit it onto the plateau ... go over there and place the orb in the receptacle in the corresponding statue's base ... I would have never thought to octo-glide it over there.
One of my "al;dsjf;lsdjkfa;lsdkfj!" moments was when I realized you could use the octo-balloons to lift those huge flat black rocks up off of things to reveal the treasure chests. I was wasting my time with stasis+hammers to fling them off.
Another moment was realizing that instead of swimming...