International Yarnboming Day was founded by Canadian fiber artist Joann Matvichuk in 2011. | 24 Incredible Yarnbombs From Around The World
Being an avid looker, I've noticed some awesome shapes made by cracks and stains on walkways. I spent one summer outlining stains in Trinity Bellwoods Park with with pink and blue chalk. Juliana Santacruz Herrera fills her cracks with yarn.