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Only civilizations with a food surplus built them.
They had stratification.
They had stratification.
They had stratification.
They had economic specialization
they had economic specialization
Tools came first, as early humans began using rudimentary tools around 2.6 million years ago. Megaliths, on the other hand, started to appear around 9,000 to 4,000 years ago, marking a later stage of human development and societal organization.
the caves art
We took a tour of Stonehenge and saw the megaliths.
Megaliths are large stones that have used before to build a structure or a monument.
Megaliths were often carved from solid stones and carried some distance. Sites like Stonehenge are made from these megaliths several thousand years ago.
out of rock