#boundary
waves Is the US-Canada border just a big line in the ground?
The US-Canada border is not merely a big line in the ground; it is an international boundary that separates the territories of the United States and... Read more
waves What is the only sea without a land boundary?
The only sea without a land boundary is the Sargasso Sea. This body of water is located entirely within the Atlantic Ocean and is bounded on all... Read more