3 steps - How to draw the mountains... by ~fragless on deviantART
Cubine - This enjoyable pattern is full of contrast and depth. It can be done with straight or curved lines. Enjoy!
How to draw a simple diamond gemstone pattern easy free step by step | Your Background Blog
Tickled To Tangle: Isabella's IZA - A New Pattern by Adele Bruno, Certified Zentangle Teacher CZT