Whether you want to cruise down the Chicago River and immerse yourself in the Windy City's architecture or view Chicago's most popular landmarks and attractions from a tour bus, Gray Line Chicago has a tour for you. Our guided sightseeing tours are the perfect way to discover Chicago and its historic Architecture, Vibrant Neighborhoods, Parks, Museums, Lakefront and more! There are many who can take you sightseeing, but only with Gray Line will you feel like a local. From iconic landmarks to hidden gems and everything in between, Gray Line is Chicago's top tour expert. Book a guided Chicago tour through Gray Line today!