After doing some math, I don't think you can fit large pyramids in the middle. Calculating from the overall size of the board and a guesstimation of the height, the internal octagon is about an inch. :(
_____________________________________________
From: Christopher Hickman [mailto:tophu@xxxxxxx]
Sent: Thursday, April 06, 2006 12:06 PM
To: 'icehouse@xxxxxxxxxxxxxxxxxxxx'
Subject: Mad Expensive, but Wicked Cool
http://arstechnica.com/journals/thumbs.ars/2006/4/6/3482
It costs more than a hundred bucks, but this roll-up chess board could surely store some pyramids inside…
If you are rich, check it out. :)