National Geographic Taboo : Prostitution (2010)

Prostitution is as old as history itself, and today it takes many forms, from dangerous streetwalking to five-star luxury. In the developing world, many young girls are sold into sex slavery and face a lifetime of disease and destitution. Meet Maya, one of roughly 2,000 prostitutes in a Bangladeshi sex slum who service passing truckers for around $4 an hour.