Puffy Ami Yumi bumper Ami and Yumi sleeping

CN City (also known by fans as Toon City, Downtown, The City of Cartoon Network, and the Cartoon Network Universe) was the third era of Cartoon Network. It began on June 14, 2004, replacing Powerhouse, and was the main branding image of the network from that point until April 9, 2006\r<br>\r<br>All Content Is Owned By Cartoon Network Ink!