Imagine this: you pull your kids out of school for a year, stash your stuff in storage, rent out your house, put your career on pause and set out into the wide world, bound for all seven continents as ...

WINDHOEK, Dec. 4 (Xinhua) -- Li Wen, a young teacher from southwest China's Sichuan Province, never expected her work to take her across continents. Now based in Windhoek, Namibia's capital, Li is one ...