Categories Río GallegosBlue Lagoon Post author By Editor@Patagonia-Argentina.Com 60 km. from Río Gallegos, this lagoon was formed on a volcano crater. Its deep waters have an intense blue coloration. Categories In Río Gallegos Related contentTrekking to Blue Lagoon (Laguna Azul) Nimes Lagoon: virgin fauna less than a mile from downtown El Calafate Blue Ice Batea Mahuida Volcano Green Lagoon, Correntoso River and Lake Correntoso Ascent to Copahue Volcano Las Mellizas Lagoon and Cave Paintings Punta Loyola