Add Yahoo as a preferred source to see more of our stories on Google. The clothing department of a Walmart superstore in United States - Mahmoud Suhail/Shutterstock I've said it before, and I'll say ...

Your local Walmart Supercenter is already a spectacle. Each one stands at an average of 178,000 square feet, and their spacious aisles are filled with everything you could possibly need from groceries ...