Size. Territorially it is a small country, with a total area of only 20,657 km², distributed as follows:
| Araba Gipuzkoa Bizkaia Total | 3.047 1.997 1.210 7.524 |
| Navarra Total | 10.421 10.421 |
| Laburdi Baja Navarra Zuberoa Total | 857 1.33 6.789 2.987 |
Just over 7,000 km² occupies the northern slopes of the Pyrenees where Vizcaya, Guipúzcoa, Laburdi, Lower Navarre and Zuberoa fall almost entirely. The rest, just over 13,000 km², extends along the southern slope from the Pyrenean watershed to the banks of the Ebro. It is occupied by Alava, except for Aramayona and its Nervión valleys, and Navarre, except for its oceanic part as far as the Bidasoa.
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