Costa Rican officials say more than 800 people claiming to be from Africa have come to their country in just the last two months. Most are believed to be from the two neighboring Congo states in central Africa. But in a visit this week, NPR also found Eritreans, Angolans and Nigerians.
Authorities also suspect that some are from Haiti.
Central America has long been the route north for people fleeing violence or poverty in Latin America. Now it's also a route from Africa.