Argentina unearths forgotten past
It was called the dissident cemetery since it was used by the Protestant and Jewish communities who were not allowed to bury their dead in the Roman Catholic cemeteries used by the majority of the population.
The find has excited experts keen to learn more about their country's early days.
The dead had lain undisturbed under this plaza in the heart of Buenos Aires for more than 100 years when builders laying drainage pipes exposed them to the light.