Calgary Tower
Overview
 
The Calgary Tower is a 191 metre (626 feet) free standing observation tower
Tower
A tower is a tall structure, usually taller than it is wide, often by a significant margin. Towers are distinguished from masts by their lack of guy-wires....

 in Downtown
Downtown Calgary
Downtown Calgary is a region of central Calgary, Alberta. It is not a single neighbourhood per se, but is actually a larger community containing three neighbourhoods and a number of districts....

 Calgary
Calgary
Calgary is a city in the Province of Alberta, Canada. It is located in the south of the province, in an area of foothills and prairie, approximately east of the front ranges of the Canadian Rockies...

, Alberta
Alberta
Alberta is a province of Canada. It had an estimated population of 3.7 million in 2010 making it the most populous of Canada's three prairie provinces...

, Canada
Canada
Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

. Originally called the Husky Tower, it was conceived as a joint venture between Marathon Realty Company Limited and Husky Oil
Husky Energy
Husky Energy Inc. is a large integrated Canadian energy company based in Calgary, Alberta. Husky's foundation is in Western Canada, where it has extensive conventional oil and natural gas assets, significant heavy oil production and a range of midstream and downstream operations, including...

 as part of an urban renewal
Urban renewal
Urban renewal is a program of land redevelopment in areas of moderate to high density urban land use. Renewal has had both successes and failures. Its modern incarnation began in the late 19th century in developed nations and experienced an intense phase in the late 1940s – under the rubric of...

 plan and to celebrate Canada's centennial
Canadian Centennial
The Canadian Centennial was a year long celebration held in 1967 when Canada celebrated the 100th anniversary of the Canadian Confederation. Celebrations occurred throughout the year but culminated on Dominion Day, July 1. 1967 coins were different from previous years' issues, with animals on each...

 of 1967. The tower was built at a cost of $
Canadian dollar
The Canadian dollar is the currency of Canada. As of 2007, the Canadian dollar is the 7th most traded currency in the world. It is abbreviated with the dollar sign $, or C$ to distinguish it from other dollar-denominated currencies...

3,500,000 and weighs approximately 10,900 tonnes, of which 60% is below ground.
 
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