Geoheritage and cultural heritage overview of the Toba caldera geosite, North Sumatra, Indonesia

Geoheritage is recognized as a component of cultural heritage, especially in the Toba Caldera Geopark area. The aim of the research is to determine the relationship between geoheritage and cultural heritage in the concept of abiotic ecosystems. The research method used in this research is empirical juridical or non-doctrinal with a sociological/empirical approach using a non-positivist approach, including reference studies and observations. The research results describe sarcophagi and megaliths carved from Toba tuff rock estimated to be 73,500 years old during the Pleistocene period and andesite lava 33,000 years old from the eruption of the Toba volcano.