What do you mean what area? Is it in the U.S. or all over the world. The most highly populated place in the world is India
Malta was one area that was most affected during the World War 2 in 1940.
The Middle East
Africa
Oceans contain most of the world's water.Frozen icecaps and glaciers contain most of the world's fresh water.
Do you mean which area has the biggest field, or the most fields in the area.
Russia produces about 70% of the world's Amber.
Area 51, Nevada
The human mind and brain are the world's most polluted areas.
Yes. That is the most tornado-prone area in the world.
The north pole
Most in France 11% area of France was used for the battlefield