In China, India, and Bangladesh, it's common to collect empty plastic cans, used pots of paint, discarded plastic foam and used cardboard boxes in order to sell them at junkyards or at recycling plants. Men will carry enormous piles of the recyclable goods on small carts in an effort to move as much material as quickly as possible. The incredible balancing act can be seen in these pictures from Dakar, Haryana, Nanjing, and other cities.