Y-it's site

 ____ ____ ____ ____ _________ ____ ____ ____ ____
||y |||i |||t |||s |||       |||s |||i |||t |||e ||
||__|||__|||__|||__|||_______|||__|||__|||__|||__||
|/__\|/__\|/__\|/__\|/_______\|/__\|/__\|/__\|/__\|

Noise flow field art

The lines follow a path made with perlin noise. This one has only the sine squared, so one dimension only travels one way, and the travels normally.