On 15 July 2011 I took a Shoreline Architecture Cruise. Highly recommended.
Chicago River Architecture Cruise: BoardingNBC TowerTribune TowerWrigley BuildingJewelers BuildingIBM BuildingMarina CityReid, Murdoch and CompanyChase and Sanborn Coffee WarehouseMerchandise MartFulton HouseKinzie Street Railroad BridgeRiver CottagesEast Bank ClubBoeing HeadquartersDaily News BuildingGateway CenterOld Main Post OfficeCongress Parkway BridgeRiver CityChicago Board of Trade301 South WackerChicago Mercantile ExchangeCivic Opera Building333 West Wacker Drive225 West Wacker DriveLaSalle-Wacker BuildingLeo Burnett BuildingLakepoint TowerChicago River Architecture Cruise: Conclusion