If you own a Smart TV's along with iOS devices such as iPhone than you can easily stream videos from well known video streaming platform YouTube.com.
Smart TV supports lots of features and you can connect your smartphone or tablet with Smart TV using different features such as Screen Mirroring, WiFi-Direct and HDMI cable. But in apple iOS running devices you can't use these features.
Although in Apple devices their a feature called AirPlay which allow you to stream videos, pictures and music at Apple TV.
In this tutorial , I tell you how you can stream live YouTube videos on you Smart TV using iOS device. Its work with any Smart TV and smartphone.