4 /5 Abdullah Celik: Millennium Park is a must visit when youāre in Chicago! Itās a beautiful, open space in the heart of the city where you can walk around, relax, and take in the skyline. The highlight, of course, is The Bean (officially called Cloud Gate) one of the most iconic landmarks in the city. Itās super reflective, which makes it perfect for fun photos, and itās even more impressive in person than in pictures. The park also has fountains, gardens, and cool art installations, and there are often free concerts or events going on. Itās a great spot for families, tourists, or just anyone who wants to enjoy a little green space in the middle of downtown.