High-definition television in the United Kingdom
High-definition television in the United Kingdom is available via cable, IPTV, satellite and terrestrial television. The first high-definition broadcasts began in late 2005 and since then the number of channels available to view has grown to a maximum of 87 that can be viewed on pay-TV service, Sky.
Source: Wikipedia — High-definition television in the United Kingdom (CC BY-SA 4.0)