Jesuit mission ruins in Misiones Province

These archaeological sites preserve the remnants of 17th and 18th-century Jesuit missions established among the Guarani people. Located primarily in Argentina's Misiones province, the ruins feature distinctive red sandstone architecture blending European Baroque and indigenous styles. The collection includes UNESCO World Heritage sites like San Ignacio Miní, showcasing planned urban layouts, monumental church walls, and intricate stone carvings that illustrate the colonial history and social organization of the Jesuit reductions.