The history of Walmart: How one man built a retail empire

Perhaps the best known and most successful big-box store chain in the world, Walmart's 62-year history has been marked by explosive growth fueled by thrifty, innovative business practices.

After its first location was opened in 1962 by Sam Walton in Rogers, Arkansas, Walmart seemingly became an overnight sensation in the world of discount retail. 

Decade after decade, the chain began turning over millions – and soon, billions – in revenue each year, entering the 21st century as one...