Researchers working in western Sweden made a fascinating discovery. scientists in the area about 40 petroglyphs from about 2700 years ago found it. Petroglyphs can be used for digging, carving, etc. on rocks. Shapes created by methods are called

One of the researchers, Martin Östholm, told Live Science that the petroglyphs were made on the surface of a granite rock that used to be part of an island. Östholm said this is also a tool for people to form shapes. boat or one built on ice your platform He added that maybe he should have stayed on top of it.

Petroglyphs depict people, ships and animals

The petroglyphs, said to belong thousands of years ago; ships, people and animals It depicts things like In addition, four-legged creatures, thought to be horses, can also be encountered. The largest of the forms 4 meters long petroglyph depicting a ship. Typically, most of these shapes range in size from 12 to 15 inches, archaeologists say.

Östholm says his research continues, stating that humans created the petroglyphs from hammering hard stones onto the granite cliff face. In this way, he adds, the underlying white layer becomes visible and can be seen from land or passing ships.

It is not known exactly why the petroglyphs were created; but according to some researchers people mark their property Maybe they did such things for him. On the other hand, other scientists tell a story He thinks petroglyphs were made for such purposes.

The discovery hinges on Sweden, where such findings have been made before. in Bohuslan carried out. Researchers looking for petroglyphs came across some lines that appeared to be man-made when they came across a moss-covered rock. When the moss was removed, the discovered petroglyphs were found. Because the rock was so steep, the researchers had to stand on a platform to access the carvings.