The Photographer’s Ephemeris is a great tool available for Desktop (Mac, PC and linux) and also Iphone, Ipod and Ipad. The tool enables you to plan your outdoor photoshoot by showing you the position of Sun and Moon in relation to the landscape. You will see how the light is falling on the land. The tool uses a map based approach and has several advanced features. Read for yourself on photoephemeris.com

A training tutorial can be found on: stephentrainor

A mini tutorial can be found on: seattlebackpackersmagazine.com