was a
Television Channel broadcast in the
United Kingdom , as part of the
UKTV network of channels, showing mainly
BBC Documentaries . Most programmes were abridged for commercial timing purposes. It took its name from the
BBC series ''
Horizon '', which formed a staple of its output in the early years. It was launched on
1 November 1997 along with
UK Arena and
UK Style . It also produced extended versions of top BBC brands such as Top Gear and Tomorrow's World.The launch editor was Bryher Scudamore and the deputy editor Eddie Tulasiewicz. On
8 March 2004 , the channel was replaced by two new channels,
UKTV Documentary and
UKTV People .