Cardiff in making iron and later steel, brought to the sea by packhorse from Merthyr Tydfil. This was first achieved by the construction of a long canal from Merthyr (510 feet above sea-level) to the Taff Estuary at Cardiff. Eventually the Taff Vale Railway replaced the canal barges and massive marshalling yards sprang up as new docks were developed in Cardiff – all prompted by the soaring worldwide demand for coal from the South Wales valleys. At its peak, Cardiff's port area, known as Tiger Bay, became the busiest port in the world and – for some time – the world's
What Now concept established early on. In 1989 the show moved to TVNZ 2 and then in 1996 to Sunday mornings. An after school version of "What Now", "What Now PM", also ran on TVNZ 2 during the week between 1997 and 2002. The weekdays version of What Now? became its own separate show known as WNTV. First hosted by Carolyn Taylor and a face in a computer screen played by Mikey Carpenter. Later the show changed dramatically but kept the same WNTV name. It became a drama showing behind the scenes of a children's afternoon magazine show. This was hosted by