The History of Cartoon Network - Chapter 6: Changing looks

As Cartoon Network added more and more original shows on the schedule, a new look was needed. In the USA, Checkerboard left and Powerhouse came.

This look was also adopted by CN LA, CN BR, CN SEA, CN JP and CN AU.
In Europe and India, a different look, designed by Cosgrove-Hall, was used instead:

Meanwhile, new CN feeds were being launched: CN JP (for Japan), CN PL/CEE (with Polish, Hungarian and Romanian audio tracks), CN NU, CN FR, CN ES and CN IT.
At this point, CN HQ was being separated from CN UK, finally achieving it in 2001.
That same year led to the introduction of a new look, designed in Spain by Ink Apache (their codename for the look is Casillas):