Tornado alley. Click on the image to view the large version. The middle part of the United States is an area that has many tornadoes, particularly in the spring. This area is known as tornado alley. The reason is because it is an area where large cold air masses and large warm air masses collide. When these air masses crash into each other, it can cause thunderstorms and they can create tornadoes.
Strip malls are usually comprised of a series of retail stores whose average size approximates about 1,000 square feet each. As such, most strip malls total less than 20,000 square feet in size. They typically have good visibility due to being generally located on the perimeters of densely populated neighborhoods, heavily trafficked commercial streets that have easy access, or on or near corners.
The average grocery store in the U.S. measures under 50,000 square feet. Home Depots average about 100,000 square feet, and the typical Costco or Walmart Supercenterâgenerally considered the biggest of all big box retailers âruns 100,000 to 150,000 square feet.But a new breed of home improvement store in the Midwest blows them all away.hile the brand is growing, in terms of store size and number of stores alike, itâs got a long way to catch up with Home Depot (2,200 locations) and Loweâs (1,750 stores).