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
Formerly Known that Christian hip-hop is not lame." Hill considered "Let There be Light", featuring Lecrae, a personal favorite. Wildes listed "Fools Gold", featuring Sho Baraka and Swoope, and "Michael Jackson", featuring Thi'sl, Rich Perez, R-Swift, and Bubba Watson, as the two songs which he liked the best. "Michael Jackson" sampled a line from Kanye West and was based around the concept of Christians being former sinners who were "bad real bad Michael Jackson". Wildes noted the humorous intent of the appearance of golfer Bubba Watson and stated that it "closes out a fine project". Formerly Known Formerly Known is the second