Sketching Herakles

Last month one of our teachers brought back a rather entertaining souvenir from an "Art Odyssey" lesson, which is our family program at the museum and is meant for family members of all ages. She featured mythological heroes in the lesson, and as the activity at the end asked everyone to sketch one of the most famous statues in the Villa's collection, the Landsdowne Herakles:


Below is the drawing that a grandmother on the tour produced:


I wonder what was on grandma's mind?