Lukunga River constant deposits of sediment. The river drains the Ngaliema commune, Mama Mobutu city and part of Mont-Ngafula, and forms the boundary between Ngaliema and Mont-Ngafule. On its right bank the Lukunga is fed first by the Ikusu River, which has its source at a height of and then by the Mbinza River, which rises at a height of . Before independence, one of the two water treatment plants for Leopoldville, now Kinshasa, was on the Likunga river at Kinsuka in the Ngaliema district. The station had been designed to last for 30 years with normal maintenance, but was in very
City Hall, Dublin Dublin City Council won an award for the conservation work on the building. Most Dublin City Council staff are located in the newer and brutalist design Civic Offices, controversially built from 1979 on the site of a national monument, the Viking city foundations on Wood Quay. Dublin Corporation itself was renamed in the early 21st century as "Dublin City Council", previously the name of the assembly of councillors only. Some council meetings take place in City Hall. There is an exhibition on the history of Dublin City, called "Dublin City Hall, The Story of the Capital", located in the vaults.