As we know There are 100 out of 100? People have Television At home. But About the Television there is a advantages and Disadvantages As well.there are so many channels TV has nowadays.About music, About News, about Geographical.In those there are Geographical Channels are also available.In that I like DISCOVERY CHANNEL Which has everything to get as a knowledge like About Earth, About space, about animals/Birds/Flowers/Oceans/Jungles And everything else where by you can learn something, You can get Huge Knowledge.Discovery has Everything About the Earth And space.