Nina Weiss is a confident art teacher via video. Over 3 videos, she shows how to draw a coloured pencil landscape from her own photo. Here’s the first video:
(Her tools are a giant range of pencils, by a particular brand – and the video is also made by that brand – it is a demonstration.)
Here’s video 2/3
and finally, video 3/3
Stages in Drawing
Comma And 
Very cool, and great job with the sketch. I’m definitely saving these videos to watch and play with later.
That’s great news – have fun!