Entrerríos is a local authority under the Spanish town of Villanueva de la Serena, belonging to the province of Badajoz (region of Extremadura).
It is situated between Villanueva de la Serena, and Valdivia. It belongs to the region of Vegas Altas and judicial Party Villanueva de la Serena.
Extremadura (Estremaura in Extremadura and the fala). It is a Spanish autonomous community located in the southwest of the Iberian Peninsula. It is composed of the two largest provinces in Spain: Cáceres yBadajoz. Extremadura bounded on the north by the provinces of Salamanca, Ávila (Castilla y León), south conHuelva, Sevilla and Cordoba (Andalusia), on the east, with Toledo and Ciudad Real (Castilla-La Mancha) and west conPortugal. Its capital is Mérida (Augusta Emerita old), the city recognized by the Statute of Autonomy as the seat of the Government of Extremadura.