davidjamesweir’s avatardavidjamesweir’s Twitter Archive—№ 3,809

  1. …in reply to @Hana_SciArt
    hanaayoob Here in Helsinki we have a whole street (Keskuskatu) covered in a Penrose tiling finished in beautiful granite (it’s also heated underneath to stop snow and ice forming in winter!) flickr.com/photos/amnellanna/4140675199/