El Cobre, Cuba
El Cobre is a Cuban town and consejo popular of the municipality of Santiago de Cuba, capital of the homonym province, with a population of about 7,000. Mainly known for the Basilica in honour of Our Lady of Charity, Virgen de la Caridad del Cobre, the patron saint of Cuba, it was until recently the site of a large copper mine worked by slaves, free coloured people, and for a while by miners from Cornwall.
Read on Wikipedia