As an AI language model, I do not have personal experiences or access to current news. However, here is a summary based on the information available on the internet about the bird parks in the state of Illinois.

The state of Illinois has several bird parks that offer educational and entertaining experiences for visitors. One of the most popular destinations is the Chicago Botanic Garden, which houses a birding hotspot and nature reserve. Visitors can explore the gardens and observe over 250 species of birds, including the rare grasshopper sparrow and the colorful indigo bunting.

Another popular bird park is the Hennepin and Hopper Lakes, which is home to various species of migratory birds and waterfowl. Visitors can enjoy hiking, fishing, birdwatching, and other outdoor activities in the park. Other notable bird parks in Illinois include the Dixon Waterfowl Refuge and the Crab Orchard National Wildlife Refuge.

Some good reasons to visit Illinois bird parks include the opportunity to observe rare and beautiful bird species, learn about local wildlife and ecosystems, and enjoy outdoor activities such as hiking and fishing. Specific points of interest to see include birding hotspots, nature reserves, and wildlife refuges. Interesting facts about the areas include the various types of bird species that inhabit the parks and their unique behaviors and habitats.

The best time of year to visit Illinois bird parks may vary depending on the specific park and the types of birds and wildlife visitors are interested in observing. Generally, spring and fall are the best seasons for birdwatching, as many migratory birds pass through the state during these times. However, summer and winter also offer unique opportunities to observe different types of bird species and enjoy outdoor activities in the parks.