Therefore, if you stand anywhere in your home, your position may not necessarily follow the map.
Ditto. Besides, your home is not necessarily due south and north. So, underground,
Find the approximate location of your home in the picture, and then measure the location.
In ancient times, things like direction finding were used, or compasses were used to measure.
Orientation, or watching the rise and fall of the sunrise.
The difference between ancient and modern places is that houses facing south and north, in ancient times,
It is people who look at the position inside, that is to say, what is written in the ancient water book.
Contrary to what we saw, because we stood outside and looked at things.
The orientation of the body, and the ancients directly into it, is actually the same.