18 Walmart Facts That'll Make Your Head Explode

Last week, emails leaked from Wal-Mart's executive offices that suggested recent sales levels were a "total disaster."

But as Wal-Mart explained in its earnings announcement today, much of the weakness in sales are attributable to delayed income tax refunds, a problem that will go away.

Indeed, nothing seems to be able to slow this global retail powerhouse.

Walmart has come a long way since Sam Walton opened the first discount store in Rogers, Arkansas 50 years ago.