The LTR is a race event organized by the Kostky forum member in the Czech Republic. The Kostky forum is written in Czech, but TECHNICbricks has gathered lots of pics and videos of the event. Check it out.
Power Function Racing Contest
On August 15th, The South Korean Lego Forum BrickInside held the "1st BrickInside Power Function Racing Contest". The contest has only three rules. First, the vehicle.must fit in a 32x32 studs area. Secondly, It may use up to 2 motors and only one PF receiver, and third, Only one PF battery box is allowed. Using these guidelines it is possible to build nearly any form like a car, motorcycle, house, or even a walking robot (Pics 1, Pics 2)