Does the London Avenue Canal or  Riverside Canal run through the 4th ward?
London Avenue Canal The London Avenue Canal is a drainage canal in New Orleans, Louisiana, used for pumping rain water into Lake Pontchartrain. The Canal runs through the 7th Ward of New Orleans from the Gentilly area to the Lakefront. It is one of the three main drainage canals responsible for draining rainwater from the main basin of the city of New Orleans. The London Avenue Canal's flood walls built atop earthen levees breached on both sides during Hurricane Katrina in 2005.
Bridge Without Bridge Without was an historical Ward of the City of London situated to the south of the River Thames. The area of the former Bridge Without ward today forms part of the London Borough of Southwark. It existed between 1550 and 1899. It was so called to distinguish itself from the Ward of Bridge Within which was on the Northern Bank of the Thames (and so within the Walls of the City of London) and is now simply called the Ward of Bridge.