Here is a photo as a participation to ColorChallange Friday blue
It was taken back in 2008 in the Mediterannean sea using a Nikon D300 with a Tamron 17-50mm lens
You can see how the sea color gets close to the blue sky
If you like it please upvote and resteem
Thanks
#Whalepower
Here is the original source of the photo from my Flickr account : https://flic.kr/p/5dXcAW