Thousands of massive stone jars, some weighing over 14 tons, scatter across the landscape in Laos on the Xiangkhoang Plateau, known as the Plain of Jars. These megalithic structures date from the Iron Age between 500 BC and 500 AD and stood about 10 feet tall. Local legends once claimed they were drinking cups for giants, but French archaeologist Madeleine Colani in the 1930s theorized they were part of a burial system. Excavations found human remains, supporting her idea. The damage from the In