Monster Self Watering Containers from down under

Here giant SWC that looks like a cross between a raised bed and a self watering container:
http://www.maireid.com/wickingbeds.html

They have also created homemade earthbox sized self watering containers using locally available materials:
http://www.easygrowvegetables.com/

Its interesting to see what is happening somewhere they have a different set of resources and problems.

jht: I just ordered 5 EBs while the S and H is free, bought the green ones this time!!!!!
joy

This is exactly what I've been thinking, but I'd not fill my water reservoir with gravel...