July 31, 2017
Knowing the time of sunrise and sunset for the area you are hiking and having a watch with you is something you should know and have.
However, if you don't know the time and cannot estimate the actual daylight, you can calculate the hours of light left with your hands. Reaching your destination before it gets dark is important.
To estimate when the sun will disappear behind a hill, mountain, horizon, etc. you have to:
1. Hold b...