Eiffel Tower, Arc de Triomphe, Invalides Dome and Notre Dame, and they are enough to convince you to go to Paris. But that's where you put it yourself seduced by the Louvre and his Mona Lisa, the paintings of Picasso and the memory of French bohemians.      Montmartre will take you through the most unusual places and you will reveal fascinating Basilique du Sacre-Coeur, as well as cafes and artists workshops....