it has plenty of unspoiled nature to enjoy with landscapes and the famous wadden sea .many's jet set. those who visit in the winter can unwind away from the usual tourism. >> the deserted beaches and windswept nature give it a fairy tale quality. at this time of year, it has something magical about it. there are spectacular views across the west side of the island. at 52 meters, the dune is the highest so-called mountain. from the top, the visitors can look out onto a landscape all the way to the white house. the captain was born on sylt and sailed the seas for 48 years. he knows the island like no other. >> sylt is becoming an island for all seasons. if we're lucky enough to have snow in the winter, when you look out over the dunes, everything is white and beautiful. >> the mud flats cover 10,000 square meters around the island. they're the largest tidal wetlands in the world. they have been a unesco world heritage site since 2009. the wadden sea god has worked here for eight years. >> more than 1 million microorganisms' live beneath one square meter of mud flats. the