Discovery channel is one of my best channel.i Show this channel last for 4-5 years.
there are many channel which are similar to this channel but most similar of this channel is national geography.something which comes in discovery channel also come in national geography channel.
I most like discovery channel because it gives us many type of knowledge such as:
>it gives us knowledge about animals.
>it gives us knowledge about plants.
>it gives us knowledge about how can live in dangerous region if we trapped.
>it also give us knowledge about many tips such as magic, how can we live proper, etc.
>it also help to give us knowledge about recipes of different types of foods.
>it also give us knowledge how to make cars, bikes, any other vehicles, etc.
I fully enjoy this channel whenever I show it.
so, friends you have to also see this channel in place of any other channels.because it will provide you many types of knowledge with entertainment.