Lerna Heracles killed it, as the second of his labors. The strong Karstic springs remained; the lake, diminished to a silt lagoon by the 19th century, has vanished. Lerna is notable for several archaeological sites, including an Early Bronze Age structure known as House of the Tiles, dating to the Early Helladic period II (2500–2300 BC). The secret of the Lernaean spring was the gift of Poseidon when he lay with the "blameless" daughter of Danaus, Amymone. The geographer Strabo attests that the Lernaean waters were considered healing: Lake Lerna, the scene of the story of the Hydra, lies in Argeia
Lerna, Illinois Lerna, Illinois Lerna is a village in Coles County, Illinois, United States. The population was 286 at the 2010 census. It is part of the Charleston–Mattoon Micropolitan Statistical Area. Thomas Lincoln, father of President Abraham Lincoln, spent the later part of his life on a homestead a few miles away, preserved today as the Lincoln Log Cabin State Historic Site. Thomas Lincoln and his second wife Sarah Bush Lincoln are buried in Shiloh Cemetery south of town. Lerna is located at (39.417943, -88.288957). According to the 2010 census, Lerna has a total area of , all land. As of the