1) Lake of Bavaria 
Alatsee is a meromictic lake in Ostallgäu, Bavaria, Germany. At an elevation of 868.0 m, its surface area is 12.00 ha. This lake supposedly holds `Hitler`s gold`. Many divers have died or disappeared mysteriously in this lake due to the toxicity of the organisms living in this lake. These organisms create the `blood cloud ` that occurs quite...