With two countries, two currencies, two languages and one landmass, St Martin offers an exceptional 2-for-1 deal. The Caribbean island of St Martin is a tiny speck of land split in half. The tiny tropical paradise—a territory of both France and the Netherlands—packs a lot of punch considering its tiny size.  It boasts incredible beaches, a lively atmosphere, plentiful restaurants and lodging options, and proximity to a host of alluring Caribbean islands.   ST MARTIN ISLAND St Martin lies in the Caribbean’s Leeward Islands, between Anguilla, St Eustatius and Saba.…