Hello, today i have a moat that i made with pistons. It gose well with the portacullis and i hope you like it.
This agian is good with the John Smith texturepack but you can edit yourself.

You can extend the lava if you want it to go right around you structure.

Have fun with this creation and

Subscribe and dimond!

Links:
John Smith texturepack-
www.minecraftforum.net/topic/26727-johnsmith-texture-pack-v84-32x-10-with-customizer/

Portacullis gate-
www.planetminecraft.com/project/piston-portacullis-gate-read-description/