John G. Diefenbaker Building, Administrative building on Sussex Drive, Ottawa, Canada.
The John G. Diefenbaker Building is an administrative building in Ottawa located on an island where two rivers meet, showcasing International modern architecture. It features clean geometric lines and large windows that define the waterfront landscape.
The building opened in 1958 and initially served as Ottawa's city hall before transitioning to federal government use. It was renamed in 2011 to honor John Diefenbaker, Canada's thirteenth Prime Minister.
The building serves as a workplace for government employees who move through its corridors daily. Its modern design shapes Ottawa's appearance and reinforces the city's role as a center of government activity.
The building houses federal government offices and has standard security measures in place. Public access is limited, so visitors should check ahead for current entry policies.
When it opened in 1958, the building was the first in Ottawa to have complete air conditioning throughout, a notable technological advancement for that time. This innovation set a standard for climate control in modern civic buildings.
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