겨울의 7대 불가사의 / CNN선정
7 wonders of winter From Lonely Planet December 1, 2011 -- Updated 1254 GMT (2054 HKT) Yellowstone National Park is particularly enchanting during the winter. (LonelyPlanet.com) -- As temperatures plummet in the Northern Hemisphere, why not enjoy some of the great travel experiences that only a big chill can bring. We look at the world's top seven winterland marvels,..