the best seafood in the world live there, just as in Naples you can't miss the local seafood, so in the Basque Country or Pamplona with seafood
Great map, I have come across the opinion that geographers from Spanish-speaking countries call the Bay of Biscay (entire) the Cantabrian Sea. In reality, only a part of the Bay of Biscay adjacent to the northern coast of Spain is called that (and the historical region of Cantabria, as is known, is located in the north of Spain).