A previously unknown woman named Vivian Maier is being hailed by some to be one of the greatest 20th century photographers. Her photographs, bought in 2006 by a then-26-year-old Chicago real estate agent named John Maloof ended up being so remarkable to Maloof that he started scanning them and presenting them online. The feedback was incredible and John Maloof now basically spends most of his time scanning the countless negatives that Vivian Maier has stocked up.

Check out the whole story in the WTTW news story above. If you want to see more of her photos, visit the Vivian Maier photo blog here.