The Netherland-America Foundation is hosting a free webinar on Virtual Realities: The Art of M.C. Escher from the Michael S. Sachs Collection. This exhibit is currently running at the Museum of Fine Arts in Houston. It features more than 400 prints, drawings, watercolors, printed fabrics, constructed objects, wood and linoleum blocks, lithographic stones, sketchbooks, and the artist’s working tools. Tuesday, July 19th, at 7pm. Click here to sign up.