Roads of Serbia is a course for TuxRacer/OpenRacer based on digitized map of Serbia (courtesy of CIA). Serbian main roads are presented as deep ice canyons, so you can achieve a nice speed if you stay on the road.
Weasel GNU/Linux is a KDE4-centric desktop
distribution, using KDE 4.1.3. It is based on
rPath Linux 2, which is based on RHEL 5.x. The
core distribution is meant to be fairly stable,
and the GUI is mostly bleeding-edge.