Alley may be paved, or unpaved, and a blind alley is a cul-de-sac. Modern urban developments may also provide a service road to allow for waste collection, or rear access for fire engines and parking. Because of geography, steps (stairs) are the predominant form of alley in hilly cities and towns. This includes Quebec City in Canada and in the United States Pittsburgh (see Steps of Pittsburgh), Cincinnati (see Steps of Cincinnati), Minneapolis, Seattle, and San Francisco as well as Hong Kong, Genoa and Rome. Some alleys are roofed because they are within buildings, such as the traboules of Lyon, or
Gallifrey: A Blind Eye Gallifrey: A Blind Eye Gallifrey: A Blind Eye is a Big Finish Productions audio drama based on the long-running British science fiction television series "Doctor Who". The series is set on the Doctor's home planet of Gallifrey. During the , President Romana met an untrustworthy "knowledge broker" named Mephistopheles Arkadian. Now he has invited her to a meeting on board a World War II era Earth train, Europe, 1939. In exchange for helping him with a problem he's gotten himself into, he's willing to give the Time Lords information about the Free Time terrorists. Time is about to jump tracks.