Is there a picture your something??????
The Red River serves as Oklahoma's southern border. The Red River is a major tributary of the Mississippi and Atchafalaya Rivers.
I beleive the answer is : Russia
Territorial extent refers to the size of land in which a country has the full rights of all the resources that located on that land.
For comparison, United States and Canada pretty much has the same territorial extent but the Russian's extent could double both Canada and united states.
The superstition that I've heard of is that if you look into a mirror at midnight on Halloween you might see your future spouse (but there might be others too).