Nueva Vizcaya is a landlocked province in the Philippines located in the Cagayan Valley region in Luzon. Its capital is Bayombong. The name Nueva Vizcaya is derived from the name of the province of Biscay (called Vizcaya in Spanish, Bizkaia in Basque) during the Spanish colonial period. This can be seen in the right part of the seal, a representation of the heraldic of Vizcaya in Spain. (Read more)