Denver Flea to Celebrate Tenth Flea at City Park Amy HuangJuly 18, 2016 What: Denver Flea Where: City Park Thatcher Fountain — 2001 Colorado Blvd, Denver When: August 13-14 10 a.m.– 6 p.m. The Denver Flea is coming home on... 303 MagazineLifestyle + CultureRecommended Events2 min read