a place to do ecological tourism. Old constructions can be found in Concepción City, the department's capital. These are an example of the area's history. Also a locomotive that worked until 1960 and a truck used in the Chaco War. Here was located Francisco Solano Lopez barracks, from which he led the troops of Gral. Resquín in a military campaign to Matto Grosso, during the War Against the Triple Alliance. The Fort San Carlos, in the Apa, is an interesting place to visit. It was built in time of the Colony as a defense mechanism against the invasions of Brazilian Bandeirantes. The Kurusu Isabel Oratory, a few kilometers away from Concepción, receives many visitants. A cruise is offered to navigate through the Paraguay River, and all the rivers and streams in the department offer the opportunity to practice many aquatic sports, fishing, sailing, and beachgoing. The hills Paso Bravo and San Luis are very visited by tourists. Peña Hermosa Island is a hill of limestone situated in the Paraguay River. The Aquidabán region has forests and large fields, lagoons, swamps and lakes. Trébol, Timbó, Red Quebracho, Karanda, Palo Blanco, Juasy'y Guazú, Urundey-mi, Kurupa'y, Curuñi, and Jata'i can be found in the forests; in the meadows, there are Arasupe; and in palm fields, Karanday. The Primavera Country House, by the Aquidabán River, has beautiful beaches and lagoons, where people can go camping or ride horses, as well as do outings. The Ña Blanca Country House, by the Tagatija Guazú, is the center attraction, a stream of crystal clear water, with small waterfalls, where tourists can go swimming and camping. The JM Ranch has an ample beach by the river and is a nice place to enjoy camping and fishing. Alto Biobio is one of the most scenic places and is right by the River Biobio. References Geografía Ilustrada del Paraguay, Distribuidora Arami SRL; 2007. Geografía del Paraguay, Primera Edición 1999, Editorial Hispana Paraguay SRL. External links SENATUR