Gateway to the Underworld Optical Illusion Sidewalk Chalk Art

Sidewalk Art optical illusion, chalk drawing (matching seamlessly perfectly even with surrounding sidewalk:4.5), on a flat sidewalk thats been cracked open with a hole in it exposing magma from a volcano underneath with people walking under it | artists : Edgar Mueller, Julian Beever, Kurt Wenner, Manfred ...

(flat perfectly sidewalk thats been cracked open with a hole in it:6.9)

Uneven sidewalk surfaces, raises stones, raised edges, not even with surrounding sidewalks

(Raised edge:6.8) (eneven surfaces:6.9)

ugly, tiling, poorly drawn hands, poorly drawn feet, poorly drawn face, out of frame, extra limbs, disfigured, deformed, body out of frame, blurry, bad anatomy, clones, conjoined, deformities, watermark, signature