Era of crosses
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From 8,000 years ago to 1000 BC, there was an Era of crosses in many parts of Eurasia. This era is characterized by using Stonehenge or Stonehenge-like methods to predict natural and secondary disasters. Stonehenge resembled the structure above when it first started. The ring represents the ecliptic, with three lines inside. Three lines form three intersecting lines, and since the three lines are constantly moving, they are usually made of plants. Over time, the lines made by the plants have disappeared, and today only the stones remain. The three lines represent the three major energy lines in our solar system, and their positions determine the status of natural disasters on Earth. The power of the three lines is not always easy to be directly perceived by humans, so ancient humans perceive the power of the three energy lines by observing the conditions of animals and plants and improving the accuracy of predictions. Over time, humans have developed a deep love and nostalgia for the