Slackware Live CD
 

Just thought I'd mention it and link:

http://www.slackware-live.org/


Slackware-Live CD is a bootable CD containing Linux operating system. It runs Linux directly from CDROM without installing. The live CD described here is based on Slackware Linux distribution and is downloadable from this website as an ISO. There are also available all scripts and sources needed to build your own live CD.

yup definitely a nice bootable distro.