anxiety; anxious; blue; chicago; chicago place; chicago sights; color; colors; commute; commuters; commuting; horizontal; illinois; impatience; people; place; platform; public; public transportation; railroad; railroad platform; railroad track; railroad tracks; rails; shade; shadow; shadows; sights; silhouette; station; stations; time; track; tracks; train; train station; train stations; transport; transportation; urban; us; wait; waiting; wood