The Mediterrean sea.
Europe, Asia, and Africa
The longest border in Spain is the border with Portugal to the west. The border with Portugal runs from the north of Spain to the south.
The only country sharing a border with Portugal, that is, Spain
Portugal, France, and Andorra all share a border with Spain.
Spain is the border of Portugal. If you are looking at a map, it'll be on your right, and the maps left.
Spain shares a border with Portugal.
Mainland Portugal's border to the east and north with Spain has a total length of 754 miles [1,214 kilometers]. Spain is the only country sharing a border with Portugal. Mainland Portugal's Atlantic coastline totals 586 miles [943 kilometers].
Spain is the only country to border Portugal. Spain is on two sides of Portugal, with the west and south side being the Atlantic Ocean. Spain
The Atlantic.
Spain.
Spain is the only nation that shares a border with both Portugal and France.