Cities: Skylines - After Dark DLC [Online Game Code] Utilize the Day and Night Cycle: The city changes during the hours of the day and affects citizen schedules. Leisure specialization: Commercial areas can specialize in leisure activities. Tourism specialization: Commercial areas such as bars and restaurants, small marina and fishing tours on the shoreline can specialize in beach activities. Expanded City Services: Prisons, Taxis, Cargo Hubs, International Airport and much more! New transportation options: Bikes and dedicated bike lanes and bike ways let citizens opt for a faster alternative to walking