Fall's the perfect time of year to visit iconic Piedmont Park, even more so this weekend when the landmark greenspace hosts the third annual ATLANTA ART FESTIVAL. More than 200 local and national artists showcase their wares in a variety of media, including photography, wood carving, leather and printmaking. The festival also features demonstrations, activities for young artists, an assortment of food and beverages, and musical entertainment. Free. Sat., 10 a.m.-7 p.m.; Sun., 10 a.m.-6 p.m. 1071 Piedmont Ave. 770-941-9660. www.atlantaartsfestival.com.