The Lake Lanoux or Estany de Lanós is the biggest lake in the Pyrénées. It is located in the Pyrénées-Orientales, France.GeographyThe Étang du Lanoux is located entirely on the commune of Angoustrine-Villeneuve-des-Escaldes.HistoryHenry Russell is known to have made the first ascent of the Pic Carlit in 1864, where he was fascinated by the beautiful view of the Étang du Lanoux, which can be seen from the top.