Superior Challenge 16 By Ryan O'Leary - April 17, 2017 tweet Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: December 2, 2017 all-day 2017-12-02T00:00:00+01:00 2017-12-03T00:00:00+01:00 Sweden Superior Challenge 16 will go down in Stockholm on December 2nd, 2017.