Culebra, Puerto Rico Off the eastern coast of Puerto Rico, this island gem is stealing the spotlight from its Caribbean neighbors, thanks to dune-studded beaches and blue-green waters. Stay in one of the 12 villas at Club Seabourne, on Fulladoza Bay. Doubles from $195.
20 Travel Destinations You Won't Believe Actually Exist! On the Socotra island of Yemen, you’ll see some of the most AMAZING white sand dunes in the world. If you get confused thinking it is snow, the temperature there will remind you its not (not that Yemen is a safe place for any traveler to visit now).