Possible Clues:

• Location of the 1945 Allied conference
• Second World War conference site
• Crimean resort, where Stalin, Roosevelt and Churchill met in February 1945
• Crimean Peninsula resort in W.W. II history
• "Big Three" summit site where Chekhov wrote "Three Sisters"
• ____’s Livadia palace hosted a Big Three conference in 1945
• Site of a 1945 meeting of Churchill, Stalin and Roosevelt
• One-time conference venue set up by volunteers
• Resort city on the Black Sea
• Ukrainian city where Churchill, Roosevelt and Stalin met in February 1945