Excellent setting for water sports & protects some of the world's best examples of prehistoric American Indian art and artifacts. Camping, wildlife and birds! Area information available. The National Park Service oversees the recreational, natural and cultural resources of this huge international reservoir, including prehistoric Native American pictograph sites. The Amistad National Recreation Area Visitor Center offers videos and exhibits on the history of nearby Amistad Reservoir, a U.S.-Mexico joint venture dam on the Rio Grande. Displays demonstrate how prehistoric people made tools and clothing from desert materials. A diorama shows local animals, such as the American bear, bobcat and great blue heron. Another exhibit details the building of the dam, where the annual Fiesta de Amistad takes place typically in October, featuring folklorico dancing and friendship ceremonies between offi cials of Del Rio and sister Mexican city, Ciudad Acuña.