The enclave located within France is known for royalty-mainly American actress-turned-princess Grace Kelly, dazzling French Riviera beaches and high class Monte Carlo casinos. The Principality of Monaco is the world's most densely populated country and the second smallest. It was originally the site of a Genoese fort in 1215 and the Grimaldi Family began ruling Monaco in 1297. The French-speaking city-state is a popular vacation spot and tax haven for the wealthy. Popular Monaco attractions are the Prince's Palace, St. Nicholas Cathedral, Monte Carlo Casino, Oceanographic Museum and the Princess Grace Rose Garden. Show All
