An interesting photo from space can be seen here:

http://www.washingtonpost.com/blogs/worldviews/wp/2014/10/31/the-berlin-wall-fell-25-years-ago-but-germany-is-still-divided/?tid=pm_world_pop.


Even more interesting is the given explanation. So FL and MV are "much more environmentally friendly" than HPS. This could make the defenders of the yellow light gnash their teeths.

Could it be MH ? Nevertheless very interesting.