Onkel Toms Hütte is one of Berlin’s most distinctive U-Bahn stations, with a name that references Harriet Beecher Stowe’s novel, a long-gone Biergarten, and a modernist housing development designed by Bruno Taut. Once a flashpoint in the great “roof war” of 1928, it’s now the center of a 21st-century controversy about the anti-Black slur that “Uncle Tom” has become. NPR, (7/30/08; Atlas Obscura, 1/19/17; The Washington Post, 11/27/22)