Ceredigion sources of income. Ceredigion's population at the 2011 UK census was 75,900. Its largest town, Aberystwyth, is one of its two administrative centres, the other being Aberaeron. Aberystwyth houses Aberystwyth University, Bronglais Hospital and the National Library of Wales. Lampeter is home to part of the University of Wales Trinity Saint David. Ceredigion has been inhabited since prehistoric times. A total of 170 hill forts and enclosures have been identified across the county and there are many standing stones dating back to the Bronze Age. Around the time of the Roman invasion of Britain, the area was between the realms
Administrative regions of the Federal District (Brazil) local nature. This action is exerted through the intermediary of each regional administration. Broadly speaking, the administrative region would be the set of urban, suburban and rural areas belonging to the control of an urban center (seat of the administrative region). The physical-administrative boundaries are subdivided into urban and rural areas in discriminated then, according to the macrozoning of the Federal District, established by Article 11 of the Supplementary Law No. 17, dated 28/01/97 regarding the Director Plan of Territorial Ordering of DF - PDOT. URBAN ZONE: of Dynamism, of Consolidation, of Controlled Use. RURAL ZONE: of Dynamism, of Diversified