23rd Annual Washington Folk Festival at Glen Echo Park in Glen Echo MD. June 3 & 4Presented by the Folklore Society of Greater Washington in cooperation with the National Park Service, the Washington Folk Festival is a free, two day event full of concerts, dances, crafts and stories. The Washington Folk Festival highlights the amazing cultural diversity of the Washington area by featuring more than 450 local artists representing more than 30 countries as well as many of our own folk traditions.