Outdoor scenes on TV shows are often shot on a green screen. Before and after scenes: http://youtube.com/watch?v=clnozSXyF4k
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
Outdoor scenes on TV shows are often shot on a green screen. Before and after scenes: http://youtube.com/watch?v=clnozSXyF4k