Bogs, swamps, swamps, coastal flood fields. Although a lot of marshy area has disappeared due to deforestation, it can still be found on all continents except Antarctica, and…
approximate
Approximate magnetic bearing, determining the approximate bearing without a compass, using a clock, ruler, using a paper compass.
You can determine the azimuth of a non-compass, but this will be an approximate value of the azimuth. To do this, in some way, using local signs, you…