The island of St. Martin is unique because it is the smallest inhabited landmass shared by two nations: the French side (Saint-Martin) to the north and the Dutch side (Sint Maarten) to the south. The French side is characterized by a more relaxed, "European" atmosphere, famous for its world-class culinary scene in Grand Case and the clothing-optional Orient Bay Beach. It feels more secluded and naturally rugged, with a focus on luxury boutiques and fine dining. In contrast, the Dutch side is the hub of activity and commerce, featuring the major cruise ship port in Philipsburg, bustling casinos, and a high-energy nightlife scene in Simpson Bay. The Dutch side is also home to Princess Juliana International Airport, famous for planes flying low over Maho Beach. While there is no hard border between the two—allowing travelers to move freely—the cultural differences are distinct: the French side uses the Euro and speaks French, while the Dutch side uses the Netherlands Antillean Guilder (though the USD is ubiquitous) and has a more commercialized, "Americanized" feel. This duality allows visitors to experience two very different cultures on a single 34-square-mile island.