Images Show How Spain’s Severe Drought Reveals Lost Worlds The Miño river Credit: Spain-Portugal-Property.com The Miño river is the longest river in the region which runs 340 kilometers (210 mi) through Galicia. It separates Spain and Portugal. Prev Next Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38