Isla de Flores is a small island in the Rio de Plata, 21 miles southeast of Punta Carretas, Montevideo, Uruguay. Flores was named by Sebastián Gaboto, who discovered it on the day of Easter, 1527.
It has a historic lighthouse, which was the subject of an 1819 treaty, by which Uruguay lost the Misiones Orientales. This lighthouse, of Portuguese origin, entered service in 1828. It was dubbed "the world's most expensive lighthouse" . The lighthouse, now depends on the Navy. It is 37 meters high and flashes twice every 10 seconds.
There is a book on the island named Historias y leyendas de la isla de Flores.