Monaco is the second smallest country in the world and one of the most visited annually, with Monte Carlo being the favourite destination. Located in the beautiful French Riviera, this country is particularly famous for its casino and luxury tourism. Its main attractions are the Prince's Palace, the Cathedral (which dates from 1875 and was built using white stone from La Turbie), the Oceanographic Museum and the Aquarium (whose highlight is its impressive facade overlooking the sea), considered a masterpiece of monumental architecture.