cap log 4 photo 1 (lp5494) Published Monday, December 12, 2011 at 480 × 640 in Captain’s Log – Entry #4: Base Camp, This Is Echaurren Valley In contrast to the arid south shore where PLL Base Camp is located, the northwest shore of Laguna Negra, just below the Echaurren glacier, has running streams and this cascade. Credit: Liam Pedersen