• Caldwell Theatre
• California Science Center
• Calvin Theatre and Performing Arts Center
• Camp David
• Camp Lejeune (military base)
• Canton Square
• Carnegie Hall
• Carnegie Museum of Art
• Charles Theatre
• Charter Oak Cultural Center
• Chicago Board of Trade
• Chicago Board Options Exchange
• Chicago Botanic Garden
• Chicago City Hall
• Chicago Cultural Center
• Chicago Shakespeare Theater
• Children's Museum, The
• Chrysler Hall
• Chrysler Museum of Art
• Civic Opera House
• Colonial Williamsburg
• Connecticut Historical Society
• Connecticut Repertory Theatre
• CSS Virginia
• Cuneo Museum and Gardens