the lake of tovel in val di non, northern italy

vehicle boat tree water river reflection watercraft waterway nature boating forest jungle lake plant green wetland pond tovel val northern italy worth visiting armed camera capture exceptionality rich place botanical faunal point view today 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 today natural jewels adamello brenta park means fully enjoying contact nature tovel-lake val-di-non trentino-alto-adige northern-italy