Zoo Tycoon United (known colloquially as ZTU) is a sucessful, but not known, Zoo Tycoon fansites. It was started on November 22, 2007 by Kinka. It is known mainly for its few downloads and loyal members. ZTU is known for its awe-inspireing skinning guide. The site closed soon after opening, but after ZTV got hacked, it was reopened.