« All Events This event has passed. HASCON September 10, 2017 - September 12, 2017 « Planetarium Show Flip a rock, find a bug: International Rock Flipping Day! » Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Start: September 10, 2017 End: September 12, 2017 Event Category: Art, Culture and Tourism Venue Dunkin’ Donuts Center, 1 La Salle Square, Providence, RI 02903, USA