the lake of tovel in val di non, northern italy

wilderness tree forest river lake nature jungle stream mountain vegetation woodland valley pond reservoir water tovel val northern italy worth visiting armed camera capture exceptionality rich place botanical faunal point view today longer happens remembered unique phenomenon redness world mid-60s summer algae surfaced surface body appeared bright red explain extraordinary fact mysterious stories legends born queen tresenga oday natural jewels adamello brenta park means fully enjoying contact nature tovel-lake val-di-non trentino-alto-adige northern-italy