Operation White Tower. Word Search Puzzle Solver. Operation White Tower word Search Puzzle Game. Find words related to movie actors, actresses, and genres. Word Search Puzzle Solver. Brad and Barbara Washburn were filmed by National Geographic and RKO Pictures on their ascent of Mount McKinley in Alaska. The film is a pictorial record of the first scientific conquest of Mount McKinley filmed with the cooperation of the Boston Museum of Science. The short is part of the RKO's 'This is America' documentary series. This includes identifying and searching for words that are related to : Documentary, Harry Wismer .