People visiting Holy Lake Urfa Turkey, holy travel destination fish lake and Halil-ur Rahman Mosque, where crowds feeding fish.The pool is at a site where Nimrod (there's a legend claiming him to be the builder of the tower of Babel) wanted to burn Abraham as a sacrifice. God however intervened and turned the pyre into water and the coals into fish, thus saving Abraham. And the people believe that "The Cave of Abraham" where he born is in this site.