Swamp monster Credit: Alan Moore What am I looking at? This is inside Penrhyn Castle in Wales. The windows in the dome look like the eyes of a swamp monster, in a classic case of pareidolia. More optical illusions:Shit musicFire demonPainting of the OceanEnormous cat nappingGhost BoatGrid Illusion ShirtLEGO brick floorMan Bun
