Brandywine River Museum of Art–Evening at Kuerner Farm Plein Air Event. Artists working in all media are invited to explore the property where they can sketch, paint or photograph the iconic setting. Interpreters will be available throughout the event to answer questions and provide insight into Wyeth’s creative process. 1 Hoffman’s Mill Rd., Chadds Ford. 4:15 pm. $20. 610-388-2700; Brandywine.org.