<P> The border begins at the northwesternmost point of Minnesota's Northwest Angle 49 ° 23 ′ N, 95 ° 09 ′ W, and proceeds in an easterly direction through the Angle Inlet into the Lake of the Woods . At 41 ° 19 ′ N, 94 ° 48 ′ W in the Lake of the Woods, the border turns to a southerly direction, and continues into the Rainy River . The border then follows the Rainy River to Rainy Lake, then subsequently through numerous small lakes, including Lake Namakan, Lac la Croix, and Sea Gull Lake, until reaching the Pigeon River, which leads it out into Lake Superior . The border continues through Lake Superior to Whitefish Bay . The border then proceeds through Whitefish Bay into the St. Mary's River, then into the North Channel, then, at 45 ° 59 ′ N 83 ° 26 ′ N, turns to a southerly direction into the False Detour Channel, and reaches Lake Huron . The border then heads in a southerly direction through Lake Huron until reaching the St. Clair River, which subsequently leads it to Lake St. Clair . The border then proceeds through Lake St. Clair, reaching the Detroit River, which leads it to Lake Erie . The border then proceeds through Lake Erie into the Niagara River, which leads into Lake Ontario . The border then proceeds in a northwesterly direction in Lake Ontario, then at 43 ° 27 ′ N, 79 ° 12 ′ W, the border makes a sharp turn to a north easterly direction . The border then reaches and proceeds through the St. Lawrence River . Finally, at 45 ° 00 ′ N, 74 ° 40 ′ E, the border splits from the St. Lawrence River and continues into Quebec . This border, going from west to east, is shared with the U.S. states of Minnesota, Michigan, Ohio, Pennsylvania, and New York . </P> <P> The border begins in the St. Lawrence River, continuing from the Ontario - New York border, at the 45th parallel north, the border heads inland in an easterly direction, remaining on or near the parallel . At 45 ° 00 ′ N, 71 ° 30 ′ W, the border begins to follow various natural features of the Appalachian Mountains . It continues to do so until 46 ° 25 ′ N, 70 ° 03 ′ W, where it begins to follow a northerly direction, followed by a northeasterly direction at 46 ° 41 ′ N, 69 ° 59 ′ W. Afterwards, at 47 ° 27 ′ N, 69 ° 13 ′ E the border heads toward Beau Lake . Finally, after the border proceeds through Beau Lake, it continues into New Brunswick . This border, going from west to east, is shared with the U.S. states of New York, Vermont, New Hampshire, and Maine . </P> <P> The border begins at the southern tip of Beau Lake at 47 ° 18 ′ N, 69 ° 03 ′ W and proceeds to the Saint John River . The border then proceeds through the Saint John River until 47 ° 04 ′ N, 67 ° 47 ′ W, where it splits from the river and heads southward . Then, at 45 ° 56 ′ N, 67 ° 47 ′ W heads into the Chiputneticook Lakes, which subsequently lead it to the St. Croix River . The border then proceeds through the St. Croix River to Passamaquoddy Bay, which in turn leads it past Grand Manan Island into the middle of the Bay of Fundy, where it turns in a southerly direction and then terminates upon reaching international waters . This border is shared entirely with the U.S. state of Maine . </P>

Waters near the alaska peninsula and a straight sharing the same name