Wall Walkers of Norway by Randommization | Jun 8, 2013 | Art Norwegian street artist Anders Gjennestad aka Strøk painted this mural of people walking on the walls in Porsgrunn. The artist made use of layered stencils to get the illusion up and running. Via StreetArtNews, Neatorama Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website This site uses Akismet to reduce spam. Learn how your comment data is processed.