1. Buckingham Palace   Lucerne   London   Venice   Athens   Hint Half-n-half Clue   2. Arc de Triomphe   Paris   Brussels   Athens   Rome   Half-n-half Clue   3. Tower Bridge   Paris   London   Lucerne   Rome   Half-n-half Clue   4. Atomium   London   Paris   Brussels   Lucerne   Half-n-half Clue   5. Nelson's Column, Trafalgar Square   London   Paris   Lucerne   Venice   Half-n-half Clue   6. Parthenon   London   Lucerne   Brussels   Athens   Half-n-half Clue   7. Louvre Museum   Athens   London   Paris   Lucerne   Half-n-half Clue