Blox – there are other wall tangles out there, but I haven’t seen one exactly like this. I’ve used it in steampunk, but also as background and filler. Here are some ideas:
Above is a variation of blox – simply leaving out the corners.
This is one of my favorites! It was also one of the very first pictures I drew in the zentangle manner.
Have fun with this pattern – I’d love to see what you come up with! And please feel free to pin Blox to your pinterest boards :).