Through March 22, S.F. Camerawork is presenting Katsushige Nakahashi: The Depth of Memory". The exhibition features a life-sized, three-dimensional sculpture of a World War II era Japanese suicide submarine, known as the Kaiten. The piece, is made from 20,000 photographs of a miniature toy model that was photographed with a macro lens for the project. S.F. Camerawork is the only U.S. venue for the Zero Project Kaiten. S.F. Camerarwork is located at 657 Mission Street in San Francisco and is open Tuesdays through Saturdays, 12 - 5 p.m.