Big Data Sources Published July 21, 2017 at 612 × 657 in 23 New Geo Big Data Sets for Smart Cities Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to email a link to a friend (Opens in new window)Click to print (Opens in new window)