While navigating through tides it is important to know whether the tide is working for...
The Earth is like a sphere, rotating around a central axis. More than seven billion...
Walking through the brush, trees and thorns you will cut or scratch yourself. You might...
Many of us have either experienced or heard stories of people who have died after...
Hypothermia is a killer when you are out in the cold. Even if the temperature...
This rule is primarily used as a rule of thumb, a guesstimate, of the position...
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