The Olmec colossal heads are stone representations of human heads sculpted from large basalt boulders. The heads date from at least 900 BC and are a distinctive feature of the Olmec civilization of ancient Mesoamerica.
Hope this helps. :)
Answer: The Olmec colossal heads are stone representations of human heads sculpted from large basalt boulders. The heads date from at least 900 BC and are a distinctive feature of the Olmec civilization of ancient Mesoamerica.
Best of luck!!!