YouTube is one of the most commonly visited website around the world. The frequency of video streaming is quite high. With so much to watch and stick around to, many at times a video or two displays a message: “Unfortunately this video is not available in your country”. This message occurs because YouTube provides its owners with an option that could restrict the uploaded video to a certain geographical location. Read more at How to Watch YouTube Videos Not Available in your Country
However you can skip the above warning and watch any video on youtube using a proxy website.