Site of MISSION NUESTRA SENORA DE LOS DOLORES DE LOS AIS Established in 1716 by Padre Fray Antonio Margil de Jesus Here faithful Franciscans labored for the purpose of civilizing and christianizing the Ais Indians Abandoned temporarily due to the French incursions from Louisiana in 1719 Restored by the Marquis of Aguayo in 1721 The mission also served to confirm the claim of the King of Spain to the province of Texas Erected by the State of Texas 1936