Ottawa (/ˈɒtəwɑː/ or /ˈɒtəwə/ (help·info)) is the capital of Canada, a municipality and the second largest city within the province of Ontario. Located in the Ottawa Valley, in the eastern portion of Southern Ontario, the city lies on the Ottawa River, a major waterway forming the local boundary between the provinces of Ontario and Quebec.Connected by several bridges to its Quebec neighbour, the city of Gatineau on the northern shores of the Ottawa River, the two cities and surrounding areas are designated the National Capital Region (NCR). Though governed by separate municipal governments, the federal lands within the region are administered by the National Capital Commission (NCC), a federal crown corporation charged with the responsibility of planning and managing the federal government's interests in the NCR.In 2006, the city of Ottawa had a population of 812,129, making it the fourth-largest municipality in the country and second-largest in Ontario.