Lacul Fără Fund (Ocna Sibiului)

Lacul Fără Fund (also called Lacul Lemnelor) is a natural salt lake in the town of Ocna Sibiului, Sibiu County, Transylvania, Romania. It is one of the many lakes of the Ocna Sibiului mine, a large salt mine which has one of the largest salt reserves in Romania.

Name
In Romanian, Lacul Fără Fund means The Bottomless Lake, which is an obvious reference to its high depth. The other name, Lacul Lemnelor means Lake of the wood.

History
The lake was formed on the site of the Francisc Grube salt mine, which was abandoned in 1775 due to water infiltrations.

Information

 * Surface: 1665 m2
 * Maximum depth: 32 m
 * Salinity: 96 g/L (at the surface), 318 g/L (at 6 m depth)

Lakes of the salt mine

 * Auster
 * Lake Avram Iancu-Ocniţa
 * Balta cu Nămol
 * Brâncoveanu
 * Cloşca
 * Crişan
 * Lacul Fără Fund
 * Gura Minei
 * Horea
 * Mâţelor
 * Negru
 * Pânzelor
 * Rândunica
 * Verde (Freshwater lake)
 * Vrăjitoarelor (Freshwater lake)