Geography of Cardiff Penylan, Plasnewydd, Gabalfa, Roath, Cathays, Adamsdown and Splott ward on the north and east of the city centre, and Butetown, Grangetown, Riverside and Canton to the south and west. The inner-city areas to the south of the A4161 road (known as the "Southern Arc") are, with the exception of Cardiff Bay, some of the poorest districts of Wales with low levels of economic activity. On the other hand, Gabalfa, Plasnewydd and Cathays north of the 'arc' have very large student populations, and Pontcanna (situated north of Riverside and alongside Canton) is a favourite for students and young professionals. Penylan, which
Splott there have been many changes in the years since Splott was first developed. Portmanmoor Road is now an industrial estate and its former Victorian era housing was demolished along with adjoining Enid Street, Layard Street, and Menelaus Street which no longer exist. There is a strong community focus and this is centred on churches, schools, pubs and sporting teams. Roman Catholics remain well catered for through St. Albans and the associated school. This continues to produce rugby teams of all age groups which compete in city leagues. Splott University Settlement was one of the most successful British baseball teams, winning