Coolest use of an old bowling ball (or how to upcycle)?

[DLP]

I'm a crafty sort. I'll admit it. I was looking around to try and find crochet patterns for ball cozies, bags, etc (and yes, I DID find a few) - when I came across this:

http://pinterest.com/theglassgarden/bowling-ball-upcycle-redo/


Some of the absolute coolest things I have ever seen done with a well loved ball.

So instead of parting with your old treasures, has anyone tried any of these? :)

[billf]

I've made ashtrays out of cracked balls before and have been thinking of making a lamp out of the next old ball I have given to me. It would be good for the office.

[vdubtx]

I have thought about making a lamp out of one of my bowling balls when I am finally ready to retire it.