Answer:
The Maya Civilization
The Maya civilization was one of the most advanced in the Americas. They developed a complex system of writing, art, and mathematics, and had a rich culture and religious beliefs. The Maya were also skilled architects, and built many impressive temples and pyramids.
The Aztec Civilization
The Aztec civilization was another powerful empire in the Americas. The Aztecs were known for their skill in warfare, and conquered many other tribes. They also had a rich culture, with beautiful art and architecture. The Aztecs practiced human sacrifice, and believed that it was necessary to appease the gods.
The Inca Civilization
The Inca civilization was the largest empire in the Americas. The Incas were skilled farmers and engineers, and built an extensive network of roads and bridges. They also had a rich culture, with beautiful art and architecture. The Incas practiced human sacrifice, and believed that it was necessary to appease the gods.