Catoctin Colorfest comes to Thurmont, MD the second full weekend of October each year. This was established in 1963 and has evolved into one of the largest outdoor craft shows on the East Coast. Colorfest is not just an event, but an experience! Amazing crafts, art, jewelry, clothing, a variety of delicious food, and much more is located throughout town. Visit Colorfest and discover why thousands come to Thurmont year after year. Explore the map and vendor guide. Colorfest is a free event, but there is a nominal fee for parking.