Castro-Urdiales is a city rich in architectural beauty, combining Gothic, Romanesque, and medieval styles that showcase its long history. The Church of Santa María de la Asunción, a Gothic masterpiece built in the 13th century, stands out as the city’s most famous architectural landmark. Nearby is the Castle of Santa Ana, a medieval fortress offering panoramic views of the harbor and the coastline.
The city’s historic district features narrow, winding streets lined with stone houses and plazas that evoke its medieval past. The city’s Roman roots can be seen in the ancient Roman bridge and archaeological remains scattered throughout the area. One of the most scenic spots in the city is the promenade along the harbor, where visitors can enjoy views of the sea, local fishing boats, and the picturesque lighthouse.
Other must-see attractions include the Ocharan Palace, a modernist building with beautiful gardens, and several local museums that offer insights into the history and culture of the region. Outdoor enthusiasts will also enjoy the coastal paths and beaches, perfect for hiking, sunbathing, or water sports.