Museum Campus has four popular Chicago attraction: Alder Planetarium; Shedd Aquarium; Field Museum of Natural History; and Solider Field. We recommend the Planetarium, Shedd Aquarium, and The Field Museum of Natural History.
Planning on seeing more than one attraction? Then it might be best to get Chicago Go Card or City Pass. City Pass: http://www.citypass.com/chicago Go Card: http://www.smartdestinations.com/chicago-attractions-and-tours/_d_Chi-p1.html?pass=Chi_Prod_Go