The Black Death and the depopulation of the region Historical milestone · el Pla de Santa Maria, Alt Camp, Tarragona Image of el Pla de Santa Maria, not of the place itself. The epidemics begun in 1348 and the poor harvests reduced the population of the comarca to little more than two thousand inhabitants at the end of the fifteenth century. Several villages were left deserted and the recovery did not come until the eighteenth century. siglo XIV Photo: Enfo (CC BY-SA 3.0) What to see and do in el Pla de Santa Maria