Fundación de Villablanca Historical milestone · Villablanca, Costa Occidental, Huelva Image of Villablanca, not of the place itself. The town was founded by a settlement charter (carta puebla) of 16 September 1531 under the authority of the Marquis of Ayamonte, under the name Santa María de la Blanca, laid out on a grid in the manner of the new 16th-century foundations. 16 de septiembre de 1531 Photo: 19Tarrestnom65 (CC BY-SA 4.0) What to see and do in Villablanca