For 4,000 years, termites have been building these massive mounds in Brazil

For 4,000 years, termites have been building these massive mounds in Brazil

 Noel Kirkpatrick

 

 Researchers have found about 200 million cone-shaped mounds hiding in plain sight in northeastern Brazil. They stand roughly 8 feet tall and 29.5 feet across. They cover 88,800 square miles (23,000 square kilometers) of dry tropical forest — roughly the size of Great Britain or Oregon.

These mounds aren’t architectural relics of an ancient civilization. No, these long-standing marvels were built by, and are still being used by, termites…