Over 10,000 pre-Columbian earthworks are still hidden in the

Two dozen pre-Columbian earthworks have been uncovered in the Amazon rainforest — and thousands of similar constructs may still be hidden, according to new research.

Related Keywords

Brazil , Amazonia , Bahia , Brazilian , Fernandez Diaz , Juan Carlos Fernandez Diaz , Vinicius Peripato , Michael Heckenberger , University Of Florida , Brazil National Institute For Space Research , University Of Houston , Cnn , National Institute , Space Research , Brazilian Amazon , ,