EntityQ601041· pop 8· linked from 203 articlesClark/LakeSign in to saverapid transit station on the CTA Blue Line subway and CTA Loop ElevatedConnectionsThe LoopEntityChicagoEntityGoogleOrganizationgeographic coordinate systemEntityWillis TowerEntityO'Hare International AirportEntityChicago "L"EntityAon CenterEntityMidway International AirportEntityTwo Prudential PlazaEntityChicago LoopEntityMillennium ParkEntityisland platformEntityside platformEntityGrant ParkEntityMetraEntityChicago Board of Trade BuildingEntityMonadnock BuildingEntityChicago Title and Trust CenterEntityFederal Reserve Bank of ChicagoEntityCategories1895 establishments in IllinoisCTA Blue Line stationsCTA Brown Line stationsCTA Green Line stationsCTA Orange Line stationsCTA Pink Line stationsCTA Purple Line stationsFormer North Shore Line stationsHistoric American Engineering Record in ChicagoRailway stations in the United States opened in 1895