Denver Arts & Venues Calls For Local Artists, Businesses To Connect With Others Through Art Drop Day Denver The public can participate in the fun and search for art by following #artdropday and #artdropdenver on social media.by Stephi Wild Denver Arts & Venues calls for local artists and businesses to delight and surprise Denver residents, and create positive connections through art by committing to participate in World Art Drop Day Tuesday, Sept. 7. World Art Drop Day occurs annually on the first Tuesday of September and was conceived by Utah's Jake Parker with the goal of connecting people to one another, and generating random bonds between strangers through the act of creating and giving.