This is great!
This lake has over 10 million jelly fish, all of which are harmless. This is because they have all lost there ability to sting!

Lots of Jellys!
Swimming with 10 million Jelly Fish. No fear of being stung! Article-1158495-03B7DD5C000005DC-307_468x290

Girl swimming with them!
Swimming with 10 million Jelly Fish. No fear of being stung! Article-1158495-03B7D423000005DC-272_468x287


Source + More Info: http://www.dailymail.co.uk/sciencetech/article-1158495/Lake-thronged-10million-jellyfish--dont-worry-theyve-lost-sting.html