Carole Itter's 1979 photographic series, Euclid, documenting musician Al Neil's tracing of Euclidean geometric theorems in the sand at Cates Park in North Vancouver is part of a new group exhibit, Geometry of Knowing, on view at two Lower Mainland galleries, SFU Gallery and the Audain Gallery over the next few months. For more information on the exhibit visit sfu.ca/galleries/sfugallery/current.html.