The Incan Empire was a highly advanced civilization, and its achievements included the construction of an extensive road network, a system of aqueducts, and a complex agricultural system. The Incas were also skilled in metallurgy, and they produced gold, silver, and copper artifacts.
The Incan Empire was overthrown by the Spanish in the early 16th century. The Spanish were aided by the Incan's civil war, and they were also able to take advantage of the Incan's lack of immunity to European diseases.
The Incan Empire was a remarkable civilization, and its legacy continues to influence the people of South America today.