Portugal is a coastal nation in southwestern Europe, located at the western end of the Iberian Peninsula, bordering Spain The Portuguese territory also includes a series of archipelagos in the Atlantic Ocean, In total, the country occupies an area of 92,090 square kilometres of which 91,470 square kilometres is land and 620 square kilometres water. does not recognise the border between Caia and Ribeira de Cuncos River deltas, since the beginning of the 1801 occupation of Olivenza by Spain. This territory, though under de facto Spanish occupation, remains a de jure part of Portugal, consequently no border is henceforth recognised in this area.