Cardiff Bay settled in neighbourhoods close to the docks, known as Tiger Bay, and communities from up to 45 different nationalities, including Norwegian, Somali, Yemeni, Spanish, Italian, Caribbean and Irish helped create the unique multicultural character of the area. After the Second World War most of the industry closed down and became derelict. But, in 1999, new life was injected into the area by the building of the Cardiff Bay Barrage, one of the most controversial building projects of the day but also one of the most successful. The Cardiff Bay Development Corporation (CBDC) was created in 1987 to stimulate the redevelopment
Cardiff Bay railway station building and its setting". In June 2018, new operator Transport for Wales Rail Services announced plans to build an extension and new terminus for the Butetown Branch, along with an intermediate station at Loudoun Square. These will replace the existing station, which will close. There is a shuttle service between Cardiff Queen Street and Cardiff Bay every 12 minutes Monday to Saturdays (between 0630 and 2330) and every 12 minutes on Sundays (between 1100 and 1630) using a Class 153 "Super Sprinter". The service was formerly operated by a Class 121 "bubble car", but this was withdrawn in June 2013.