I went on Walmart's last World Cup store tour. It was peak America.

Walmart capitalized on international travelers' awe. Ben Shimkus/Business Insider International World Cup fans have fallen in love with some very American brands, including Walmart. The big box store has been hosting tours to cash in on the attention. I went to the final tour the day before the World Cup final. A Walmart Supercenter is a fluorescent palace of American consumption. To US shoppers, it's a utilitarian one-stop shop where groceries, televisions, tires, and just about everything…