What generalization can you make about the seven cities of gold?

The Seven Cities of gold also called Cibola, was based on the myths of Portuguese exploration of Antillia. The Spaniard took an expedition to the city in search of gold. However, on reaching there they found no such city mentioned in stories. Coronado's expedition took a heavy toll on him and his crew returning from the misadventure.

the american colonists were happy with their vicorty, but the french were mad and the french and indians were not alies, and neither were the french and colonist. i think,