As a geospatial analyst with a keen interest in political geography, I am well-equipped to provide you with a detailed and accurate description of Canada's borders. Canada, the second-largest country in the world by land area, has a unique position in North America and shares its borders with two countries: the United States of America and the Atlantic Ocean.

The United States of America is Canada's primary neighbor, with a shared border that stretches for approximately 8,891 kilometers (5,525 miles). This border is the longest international boundary in the world between two countries. It is also the longest land border in the world. The border between Canada and the United States is marked by a series of natural features, including rivers, lakes, and mountain ranges, as well as man-made markers such as fences and monuments.

On the eastern side, Canada's border with the United States begins at the Atlantic Ocean and extends westward. The easternmost point of the border is in the state of Maine, where the Passamaquoddy Bay and the Bay of Fundy meet. From there, the border follows the St. Croix River and the St. John River into New Brunswick and Quebec. It then continues along the Ottawa River, which separates Quebec from New York State.

Moving westward, the border crosses into Ontario, where it follows the Great Lakes, including Lake Superior, Lake Huron, Lake Erie, and Lake Ontario. The border between Ontario and the United States is marked by the Detroit River, the Niagara River, and the St. Lawrence River. The Thousand Islands in the St. Lawrence River are a notable feature of this section of the border.

Further west, the border enters the prairie provinces of Manitoba and Saskatchewan. Here, the border is relatively straight and follows the 49th parallel north latitude. It passes through the Red River, which separates Manitoba from North Dakota, and the Souris River, which separates Saskatchewan from Montana.

Continuing west, the border reaches Alberta and British Columbia, where it is marked by the Rocky Mountains. The border between British Columbia and the United States is defined by the Continental Divide, which includes the Columbia Mountains and the Columbia River. The border ends at the Pacific Ocean, specifically at the Strait of Georgia, which separates Vancouver Island from the state of Washington.

It is important to note that there are some disputed areas along the Canada-U.S. border, such as the Beaufort Sea and the Arctic Ocean, where the exact demarcation is not clearly defined. Additionally, there are several islands in the Arctic Ocean, such as Hans Island, which are subject to territorial disputes.

On the northern side, Canada borders the Arctic Ocean, which covers a significant portion of Canada's northern territory. The Arctic Ocean's border with Canada is defined by the coastlines of the Northwest Territories, Nunavut, and Yukon.

To the south, Canada's border with the United States is complemented by the Atlantic Ocean to the east and the Pacific Ocean to the west. These maritime borders are defined by the coastlines of the provinces of Newfoundland and Labrador, Nova Scotia, New Brunswick, Prince Edward Island, and British Columbia.

In conclusion, Canada's borders are defined by a combination of natural and man-made features, and they encompass a vast and diverse landscape. The country's extensive border with the United States is a testament to the complex history and ongoing cooperation between these two nations.

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There are 13 states that border Canada: Alaska, Idaho, Maine, Michigan, Minnesota, Montana, New Hampshire, New York, North Dakota, Ohio, Pennsylvania, Vermont, and Washington.Dec 10, 2006read more >>