The oldest continuously occupied city in America, Childersburg, Alabama, is a place with an ancient and distinctive past. This area, once known as Coza (Coca, Coosa), was the political capital of Chief Tushkalusa's far-reaching empire covering all the area from the Ohio River to the Mississippi. Coza's population in 1540 was estimated to be between 30,000 and 40,000, according to de Soto's chroniclers. De Soto's army left at least two Spaniards here...