Now home to some 5,000 refugees, “The Jungle” in Calais is in essence a dead-end for migrants who are hoping to get through to the United Kingdom. Photographer Tomm Christiansen has documented real life there for months. He shares some of his startling photographs.

We asked an international group of 12 artists, designers, photographers and activists to provide one image that encapsulates what inequality means to them — and to explain their selection. The results are stunning and thought-provoking. Warning: some of them might make you cry.