In the realm of tried-and-true vacation destinations, few compare to Ko Samui. Thailand's second-largest island and reigning holiday hotspot serves up an intoxicating mix of sandy stretches, coconut groves, dense jungle, mesmerizing temples, and welcoming locals. There are fantastic places to stay – namely the Four Seasons Resort Koh Samui – along with pampering spas, hip bars to watch the sunset, and wonderful restaurants. Speaking of food, we’d be foolish not to spotlight the flavorful fare. True to its fishing roots, dishes run the gamut from Thai-style crab curry to tom yum goong (hot-and-sour seafood soup). A tiny country with a huge range of landscapes and wildlife, Costa Rica also has huge weather – hence the lush rainforests. Come in March to hit the dry(er) season on both Pacific and Caribbean coasts and in the highlands (though showers are always likely). It’s also after the peak del to yyz google flights US holiday period, so crowds are thinner. The hardest part will be deciding what to do while there.