Spain is not surrounded in three sides by water.
Europe is not completely surrounded by water, however, it is a peninsula; meaning it is covered by water on three out of four sides. The only two continents that are completely surrounded by water are Antarctica and Australia.
Three sides of water
three sides
Australia is an island, since it is surrounded by water on all four sides.
All islands are entirely surrounded by water..... that is the definition of an island. If a piece of land is only partly surrounded by water it is a peninsula or a headland.
A bay is a body of water that is surrounded on three sides by land. A peninsula is a land mass surrounded on three sides by water
A piece of land that's surrounded by water on three sides is usually called a peninsula.
a peninsula... it is surrounded by water on three sides but has land on the fourth... example: Florida
a peninsula
A narrow strip of land surrounded on 3 sides by water is a peninsula.
Alaska is surrounded on three sides by water