Food writer Stefan Gates takes a culinary tour around some of the world's harshest places.

He visits India's poorest area to meet the Dalit, or Untouchables, the lowest of the low in the Indian caste system. Gates joins them as they are about to tuck into one of their few sources of protein, roasted rat which they catch themselves. Otherwise they survive on rice and little else, and live in constant fear of being attacked as Gates discovers when he meets members of a secretive upper caste army. Show less