Castro Urdiales is a coastal town and municipality located in the eastern end of Cantabria (Spain). Linda on the east by the province of Biscay, the Basque Country in the west with the municipality of Liendo, and south, that of Guriezo. The city is situated 75 kilometers from the autonomous capital, Santander, and 35 kilometers from the city of Bilbao (Vizcaya).


With an area of about 96 km ², Castro Urdiales is the fourth most populous town with 30,814 inhabitants of Cantabria, Santander and Torrelavega after.
Castro Urdiales in turn is the capital of the municipality. It is located 19 meters above sea level. In 2006 had a population of 24,777 inhabitants, which makes this location the third largest population of Cantabria, second only to the regional capital and Torrelavega

History
Castro Urdiales’s history dates back to pre-Roman times. There are two settlements, a port in the early period and a Roman colony. In addition, evidence of prehistoric inhabitants, mainly in the Cave of La Peña del Cuco “and in the Caves of La Lastrilla”, “The Dock” and “Massif de Juan Gómez”, where archaeological remains have been found and manifestations of rock art.
Pliny, writing in “Natural History”, on the Cantabrian coast, mentions “The Port of Samano,” he calls Amanus Portus. Later in the first century, placed the colony Flaviobriga in this port, whose natives, a pre-Roman tribal group, they named the Samanas. These were settled in the valley that now bears his name. Engaged in fishing, agriculture and livestock. The Roman colony Flaviobriga, where was the “Portus Amanus” had a military character and económimico dedicated to coastal surveillance and mining activities.
Already in the Middle Ages, in the year 1163, King Alfonso VIII of Castile granted the charter to the town of Castro. In the fourteenth century, the town of Castro Urdiales, as stated in the privilege of Alfonso XI of June 5, 1347, consisted of the following places Samano Board: Samano, NATO, Mion, Lusa, Ontón and La Helguera, that is, until the current limit from Cantabria and the Basque Country.
In the years that followed, Castro went into a steep decline due to attrition suffered in their ongoing contributions to the struggles of the time, struggling for control of trade routes.
In 1430, the Cortes of Castile and Leon collected the grave crisis in the town of Castro.
Following the discovery of America, Castro reappears, hogging the navigation to their overall business overseas. This decreases priodo trade with Atlantic Europe.

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Pests, late sixteenth century, and temples, had depressed the population, matching the rest of Cantabrian villages that same fate. At that time, Castro was the township of Four Villas, Staff of Laredo, which survived until the early s. XIX.
The War of Independence against the French, causing heavy human and material losses to the town who heroically resisted the invading army until it was taken in 1813.
Years later, the disappearance of the Staff of Laredo, is the City of Castro Urdiales, the easternmost of Cantabria. From that moment and with the commissioning of the old mines and new ones, began a phase of economic upturn, increasing population and their quality of life.
Today, Castro Urdiales, in contrast to the strong urban growth in recent years, it retains that characteristic a rating air ports of Biscay, one of the main tourist towns of northern Spain

Sights:

igl5-Church of Santa Maria Asunción.Declarada in a Cultural 1931.De Gothic s. (XIII).
-Ruins of the Chapel of San Pedro.
-Castle, Bridge and Chapel of Santa Ana
Nero, Roman Milestones in front of the church.
pue3
Holidays

– San Juan June 24, burning fire in the Watchtower.
– San Pelayo, June 26, patron de Castro, lunch in Atalaya.
– Coso Blanco, the first Friday of July, parade of floats made of paper.
– El Carmen, July 16, party seafaring vessels departing from the virgin.
– Santa Ana, July 26, Verbena in the hermitage of Santa Ana
– San Andres, 30 November, patron of sailors, eating snails and sea bream.

Information obtained from www.pueblos-espana.org of www.laredospain.com and www.wikipedia.org