Midewin National Tallgrass Prairie is a protected area located in Illinois, covering over 19,000 acres. It was established in 1996 and is the first national tallgrass prairie in the United States. The prairie is home to diverse ecosystems, including grasslands, wetlands, and woodlands, and serves as a habitat for various wildlife species. The area is also significant for its restoration efforts, aiming to revive native tallgrass prairie ecosystems that once thrived in the region. Visitors can enjoy recreational activities such as hiking, birdwatching, and educational programs about the importance of tallgrass prairie ecosystems and biodiversity.