None. Mexico and Colombia don't border each other, as Central America (Guatemala, Belize, Honduras, El Salvador, Nicaragua, Panama, Costa Rica) lies between both countries.
If you mean the most important waterway between both countries (not dividing them), that would be the Panama Canal.
It is known as the Yucatan Channel. It formally divides the Gulf of Mexico and the Caribbean Sea.
It is the Suez Canal Waterway which separates Africa and Asia.
By population: Mexico, Spain, Colombia, and Argentina By size: Argentina, Mexico, Peru, and Colombia.
Oil (Ecuador, Colombia, Venezuela, Mexico) and Silver (Mexico)
The Tropic of Cancer divides Mexico into the northern (temperate) and southern (subtropical) climates.
Mainly the Strait of Magellan.
Mexico is located in North America; Colombia is part of the South American continent.
The Gulf of Mexico is east of northern and central Mexico, and the Caribbean Sea is east of the Yucatan Peninsula.
The Houston ship channel
The Red Sea. It separates Asia from Africa. _______________ Also, The Dardanelles and the Bosporus each form a separation between Europe and Asia.
Yes you do.
Argentina, Spain, Chile, Mexico, Peru, Bolivia, Colombia.