This document contains information about various photography techniques and tasks. It discusses landscape, wildlife, aerial, sports, portrait, macro, photojournalism and abstract photography. It also contains analysis of photographs from Magnum Photos and National Geographic, discussing pictures focusing on topics like war, oil rigs, and untouched landscapes. Photographers discussed include Tim Hetherington, Phil Stern, Garth Lenz, and Michael Christopher Brown. Details are provided about Garth Lenz and his work with National Geographic documenting oil spills in Canada.