The stone covers an area that is 10 feet wide and 6½ feet long, and it weighs an estimated 50 tons. It is one of more than 400 huge stone structures located in a field next to a kibbutz, but it is the first dolmen ever found that has drawings engraved on its underside. “About 15 such engravings were documented on the ceiling of the dolmen, spread out in a kind of arc along the ceiling. Instead, they say, the dolmens reflect a society that had a complex governmental and economic system that could undertake large engineering projects. The building of such a huge construction necessitated knowledge of engineering and architecture that small nomadic groups did not usually possess.

Source: Fox News March 31, 2017 21:00 UTC