Are there any good sites where Du can learn how to draw better?

I don't know of any particular sites, Although some Youtube drawing tutorials help, but practice makes perfect. I draw a lot too and just practicing helps me, below is one of my drawings. It's supposed to be of my Favorit character from CSI:NY.

Here I found this, hope it helps you! I also Liebe drawing and just art period, it is my passion!

link