• Canton Square
• Carnegie Museum of Art
• Charter Oak Cultural Center
• Chevrolet Theatre
• Chicago Board of Trade
• Chicago Botanic Garden
• Children's Hospital of the King's Daughters
• Children's Museum, The
• Chrysler Hall
• Chrysler Museum of Art
• Cleveland Clinic
• Colonial Williamsburg
• Connecticut Children's Medical Center
• Connecticut Historical Society
• CSS Virginia
• Cuneo Museum and Gardens