The greatest mystery of the archipelago remains unsolved to this day

As an island nation with a civilisation spanning thousands of years, Indonesia holds countless mysterious relics of the Archipelago. From Sabang to Merauke, each region has its own stories—whether they are unresolved legends of the Archipelago, unexplained phenomena in Indonesia, or mysterious cases in Indonesia in modern times. We will present them not merely as folklore but through analysis based on current research, including archaeological data and documented testimonies. This approach allows us to critically distinguish between myths and facts of the Archipelago while appreciating the complexity of the nation’s history.

Gunung Padang Megalithic Site: A Prehistoric Civilisation Puzzle that Shakes the World

As one of the most controversial archaeological mysteries of the Archipelago, the Gunung Padang site in Cianjur is more than just a pile of stones. Georadar studies and core drilling reveal layered structures estimated to be 10,000–20,000 years old—far older than the Pyramids of Giza. The main historical puzzle of Indonesia here is: Who built it, and how did Ice Age technology create a 25-hectare complex atop a hill? Archaeologists are divided; some believe it’s evidence of a lost advanced civilisation, while others doubt the dating methodology. The complexity of the site is evident in the neatly arranged hexagonal basalt andesite columns—a type of rock only found on volcanic slopes far below. This greatest unsolved mystery of the Archipelago is reinforced by the discovery of large empty chambers 15–25 metres deep using ground-penetrating radar. Are these worship rooms, royal tombs, or something even more spectacular? The government continues limited excavations, but budget constraints and scientific debates hinder significant progress. …