1. The Cathedral of Santiago de Compostela   Italy   Austria   Switzerland   Spain   Hint Half-n-half Clue   2. Louvre Museum   Ireland   France   Switzerland   Netherlands   Half-n-half Clue   3. Doge's Palace (Palazzo Ducale)   France   Belgium   Italy   Austria   Half-n-half Clue   4. Leaning Tower   United Kingdom   Italy   Vatican City   Denmark   Half-n-half Clue   5. Trevi Fountain   United Kingdom   Italy   Vatican City   Sweden   Half-n-half Clue   6. St. Peter's Basilica   Ireland   France   Portugal   Vatican City   Half-n-half Clue   7. The Pont Adolphe   Italy   Vatican City   France   Luxembourg   Half-n-half Clue