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In addition to matching the Topozone URL's, the website offers free download of GeoTIFFs, which Topozone had only offered for a premium. TopoQuest started adding Canadian 1:50K scale topographic maps in July 2008, and USGS 1:100K and 1:250K scale topographic maps in March 2009.
Topographic mapping in Canada was originally undertaken by many different agencies, with the Canadian Army’s Intelligence Branch forming a survey division to create a more standardized mapping system in 1904. The indexing system used today was established in 1923, and the map catalogue officially became the National Topographic System in 1926 ...
An enlargeable topographic map of Canada. The northernmost point of land within the boundaries of Canada is Cape Columbia, Ellesmere Island, Nunavut 1] [2] The northernmost point of the Canadian mainland is Zenith Point on Boothia Peninsula, Nunavut
The maps are produced by the USGS, which encourages the distribution of their maps through business partners. TopoZone offered aerial photographs from the USGS and street maps from the United States Census Bureau. In 2007 complete coverage of Canada was added, using the topographic map series produced by Natural Resources Canada.
In October 2000, a major project involving about 30 volunteer editors was begun to catalog every Canadian and US mountain. The initial scope was to catalog every peak over 300 meters of topographic prominence. The source of the data in Canada was the 1:50,000 series National Topographic Series maps, and in the United States, the USGS maps.
The topographic prominence of a summit is a measure of how high the summit rises above its surroundings. [2] [3] The second table below ranks the 50 most prominent summits of Canada. The topographic isolation (or radius of dominance) of a summit measures how far the summit lies from its nearest point of equal elevation. [4]
The topographic elevation of a summit measures the height of the summit above a geodetic sea level. [b] The topographic prominence of a summit is a measure of how high the summit rises above its surroundings. [b] [c] The topographic isolation (or radius of dominance) of a summit measures how far the summit lies from its nearest point of equal ...
The Terminal Range is the northernmost mountain range of the Canadian Rockies, so-named for its position at the northern terminus of the Rockies. [2] Lying west of Muncho Lake and the Trout River, its northern perimeter is the Liard River.
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