Minnesota's Mall of America may be the largest shopping mall in the United States, but its story goes far beyond retail. From Southdale—the world’s first enclosed mall that reshaped American culture—to a Beatles concert at Metropolitan Stadium, Minnesota’s mall history is full of surprising twists. In this episode of Hidden Middle, we uncover one of Minnesota’s strangest secrets: John Lennon, a sauna, and the Mall of America. 00:00 – Inside the World’s Biggest Mall 04:12 – The Beatles Take Over Met Stadium 04:47 – Musician Dessa on Space & Sound 06:26 – The Beatles Discover the Sauna 07:52 – How Malls Changed America 10:28 – The Mall’s Secret Underground 13:21 – Viral Fame at Nickelodeon Universe 14:31 – The Hunt for Lennon’s Sauna 20:24 – A Plaque for Nude John Lennon Join us on a fast-paced walking tour packed with Beatles trivia, Minnesota history, and a pop-culture mystery as we trace the origins of U.S. mall culture and track down the exact spot where John Lennon once sat in a ...