The Valley of Mexico is a highland basin located in central Mexico, surrounded by mountains and volcanoes. It is known for its rich history and was the heartland of the ancient Aztec civilization. The valley is home to the capital city, Mexico City, which is one of the largest cities in the world. The valley has a diverse ecosystem, featuring lakes, forests, and various wildlife. It has a temperate climate, making it suitable for agriculture. The region's fertile land has supported human settlement for thousands of years, contributing to its cultural and economic significance in Mexico.