Editor’s Note: Sign up for Unlocking the World, CNN Travel’s weekly newsletter. Get news about destinations opening, inspiration for future adventures, plus the latest in aviation, food and drink, where to stay and other travel developments. CNN  —  In travel news this week, China is on the move as the Lunar New Year rush gets underway, a boy makes the catch of a lifetime, temperatures drop to minus 80 F in the world’s coldest city, plus what it’s like to spend the night in an igloo in the Alps. (Spoiler: It’s absolutely freezing). There has been a recent surge in rescues in the Florida Straits as cruise ships cross paths…