USA, Massachusetts, Boston, Old North Memorial Garden for fallen US soldiers in Iraq and Afghanistan, North End.

USA, Massachusetts, Boston, Old North Memorial Garden for fallen US soldiers in Iraq and Afghanistan, North End.

Nepal, Upper Mustang, Yak mother suckle a baby in a high altitude nomad camp in a mountain valley near Lo Manthang.

Nepal, Upper Mustang, Yak mother and a baby, in a high-altitude nomad camp in a mountain valley near Lo Manthang.

Tuol Sleng Museum. Photograph of a young male prisoner in a Khmer Rouge prison wearing a number tag around his neck

Hunza children playing tag.