Colombia
Which city is almost midway between the Atlantic and Pacific coasts?
None
The coastlines are the longest of any country in the world. Canada has coastlines on three oceans: Atlantic, Pacific and Arctic.
The dividing line between the Atlantic and Pacific watersheds is called the Continental Divide. It begins at the Bering Strait and stretches to the Straight of Magellan. It is used to help designate the break between the Atlantic and Pacific Oceans.
The something is in between these to islands...
South Africa touches the Indian and Atlantic Oceans, Chile touches the Atlantic and the Pacific Oceans, and although the boundaries are not fully recognized Australia touches the Pacific and Indian Oceans. No Country touches all three.
The country is Panama and the canal is the Panama Canal, built by the US between 1904 and 1914.
The Pacific Ocean is on the west coast of Canada, the Arctic Ocean is at the top of the country and the Atlantic Ocean is on the east coast of Canada.
Panama
That would be the Atlantic Ocean. Pacific is on the other side, by California. Pacific
North and South America separate the Pacific form the Atlantic on one side and I suppose if you say the Russian Chinese coast is a Pacific coast then the continent of Eurasia separates the The Pacific from the Atlantic shores of Europe.