Artists of all ages are invited to join plein air artists to “Paint the Town for A Cause” during the Solomons Plein Air Festival presented by Avian from 9 a.m. to 1 p.m., Sept. 17 and benefiting CSM and five other charities chosen by the Solomons Plein Air Festival committee. Among last year’s participants was then-6-year-old Elsa Johannesen capturing one of the cars along the Riverwalk as part of her canvas.