Cheng Kaili, 58, a farmer in Lianyungang city of Jiangsu province, takes his bedridden wife out on a journey to cheer her up,Dec 3, 2013. His wife has infantile paralysis and her conditions worsened since 2010. She cries a lot as she feels hopeless. Cheng turned a tricycle into a mobile home, and along the trip they sing songs on public squares to finance the trip. In one year they have been to 10 provinces and three municipalities. The photo shows them inside their mobile home looking at grandchildren's photos. [Photo/CFP]