Here's the best I could find:



This of course is from an early version of the game. The pointing hand and odd pillar were already there.



This is from the final version, and the hand and pillar are in the background, where the A and B buttons are. There's a block in front of the temple entrance, and on the bottom of those blocks you can see the Triforce. The entrance to the Stone Tower is a gigantic version of one of those blocks, and you walk up the tongue.

Here's the top of one of those pillars:



And here are the statues with the Triforces:



Here's the Garo Master and the Giant's Mask. I couldn't find an image of the Stone Tower itself, but here's a nice fanart picture of it.