Avenue of Flags Date and Time Friday May 25, 2018 Monday May 28, 2018 Location Oak Grove Cemetery, 515 Hwy. 59 North, Detroit Lakes, MN Avenue of Flags Description Drive through the Avenue of Flags and view over 600 flags on display. Share × Print Email Add to Calendar Facebook Twitter LinkedIn Tell a Friend × Select Calendar Type × Google Yahoo iCal (Outlook, Apple, or other)