UNESCO has inscribed the Pre-Colonial Shell-Mound Landscapes of the Brazilian Pantanal to the World Heritage List, marking a victory for the protection of one of South America's most enigmatic archaeological features. These mounds, some over 2,000 years old, were constructed from millions of aquatic snail shells and served as elevated platforms for habitation and burial during seasonal flooding cycles.
The site offers a rare archaeological record of how indigenous societies managed the vast wetlands of the Pantanal before the arrival of Europeans. Conservationists emphasize that the new status will provide critical international funding to protect the mounds from encroaching agricultural activities and climate-driven changes in the regional water cycle that threaten their preservation.