PLOTTING COORDINATES Basic Underwater Demolition candidate Seaman Jared Houghtalen plots coordinates with fellow candidates during basic land navigation training, at Mount Laguna, Calif., March 16, 2009. Basic land navigation teaches candidates how to read a map, plot coordinates and navigate over various types of terrain. This training is taught during the third phase of the six-month long training. SHARE IMAGE: Download Image: Full Size (0.08 MB) Photo By: VIRIN: 453401-Y-AEC04-783.jpg Photo Gallery