The Olmec Head Cobata , technically known as " Monument No. 1 Rancho La Cobata "is a sculpture dated between the years 1200 to. C. 400 a. C. , was sculpted by the Olmecs , who were a people that developed in Mesoamerica during the Middle Preclassic , 1200. C. 800 a. C. , specifically in what would become the southeastern part of the state of Veracruz and western Tabasco , in the current Mexico . The Olmec developed one of the earliest Mesoamerican civilizations. His best known art forms were the "colossal heads". Theae large sculptures were made of basalt and had a height of between 2.4 and 3.6 meters. In the park of Villahermosa, the capital of the state of Tabasco.