There is something similar in Greece http://www.bbc.com/travel/story/20170731-greeces-disappearing-whistled-language http://www.bbc.com/travel/story/20170731-g

There is something similar in Greece http://www.bbc.com/travel/story/20170731-greeces-disappearing-whistled-language http://www.bbc.com/travel/story/20170731-greeces-disappearin...