Castro Urdiales is one of those unexpected Spanish delights you may find on the go. Although it is possible to visit the town in half a day, we recommend spending the night strolling peacefully and enjoying its excellent gastronomy and lively nightlife. You should know that Castro Urdiales is a popular destination on the Northern Coast of Spain. If you are planning a trip to discover Cantabria or even the Basque country, take a minute to read this article. Here you will learn about the best places in Castro Urdiales so you may consider the option of visiting this hidden gem.