Similar elements in the prehistoric remains from both areas suggest that Indians and their neighbours had maintained distant but real connections even before 1500 B.C.

• 从这两个区域出土的历史遗迹具有相似的埋藏物可以看出，印第安人和他们的邻居虽然相距遥远，但早在公元前1500年就一直保持着实实在在的联系。