@stareintoit3: Something from the deep is curling through this sapphire marble 🌊 Can you see it? How to see it: hold your phone close, relax your eyes like you're looking through the screen, then slowly pull back. Give it 20–30 seconds and a seahorse will rise out in 3D. #stereogram #magiceye #3dillusion #opticalillusion #hiddenimage #seahorse #ocean #underwater #hiddenobject