Portrait of Leonardo da Vinci Made out of Nails
Artist Saimir Strati creates enormous mosaics out of nails, corks, and toothpicks. Here is a picture of him at work on his 2006 portrait of Leonardo da Vinci. It's made entirely out of nails. You can see a full gall...
https://www.neatorama.com/2009/01/28/portrait-of-leonardo-da-vinci-made-out-of-nails/