Ancient CivilizationsGiant Jars, Ancient Bells, and Buried Bones: New Clues from Laos Posted on April 22, 2026 by Administrator In the misty highlands of northern Laos, a vast and perplexing landscape has held archaeologists in its grip for decades. Known as the Plain of Jars, this UNESCO World Heritage site features thousands of massive, tubular-shaped stone vessels scattered across the Xieng Khouang plateau, some standing up to three meters tall and weighing several tonnes. Now, an international team of researchers from Laos, Australia, and New Zealand has unearthed new clues that are reshaping our understanding of the enigmatic culture behind these megalithic structures.