Which retail store holds the Guinness World Record for 'Largest Continuous Retail Floor Space' with its innovative open-plan layout design?

The world of retail is full of fascinating extremes and world records! From the largest shopping malls to the most innovative store designs, retailers continually push boundaries to create memorable shopping experiences. This trivia question focuses on an extraordinary achievement in store layout design that earned a place in the record books. Test your knowledge about this remarkable retail space that redefined shopping environments globally.

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IKEA Gwangmyeong, South Korea (59,000 square meters)
Shinsegae Centum City Department Store, South Korea (509,810 square meters)
Mall of America, United States (390,000 square meters)
Dubai Mall, United Arab Emirates (502,000 square meters)