Lore Lindu Megalithic On UNESCO Tentative List

unesco pokokea site lore lindu megalithic Kalamba giant stone containers Pokekea megalithic site Hanggira Village Central Lore Poso Central Sulawesi Indonesia June 27 2025 Lore Lindu megalithic cultural heritage various sites UNESCO Tentative List world heritage cultural heritage 3 000-4 000 years BC Basri Marzuki NurPhoto visitor observation megalithic era ancient sites archaeological site historical preservation stone structures heritage designation Central Sulawesi culture prehistoric artifacts ancient civilizations cultural significance heritage conservation stone container artifacts ancient Indonesia UNESCO recognition.