The art of knot tying

http://www.atlasobscura.com/articles/knots-guild-igkt-craft-art-maritime?utm_source=Atlas+Obscura+Daily+Newsletter&utm_campaign=42e90654ab-Newsletter_2_24_2017&utm_medium=email&utm_term=0_f36db9c480-42e90654ab-64536349&ct=t(Newsletter_2_24_2017)&mc_cid=42e90654ab&mc_eid=9337bd4ceb