The Drill Hall at Cartier Square is a dedicated military training facility in Ottawa, Ontario, Canada. It has been a local landmark since its construction in 1879. The drill hall is 70 metres (230 ft) long and has two 43-metre-tall (141 ft) mansard towers.

The current Ottawa City Hall is the city hall of Ottawa, Ontario, Canada. The downtown complex consists of two connected buildings: a modern wing located on Laurier Avenue and a 19th-century heritage wing located on Elgin Street. Although City Hall has frontage on two major streets, the main entrance is on Laurier Avenue, and the municipal address is 110 Laurier Avenue West.