Watch the skies: The 6 tallest buildings set to top out in 2016

(CNN)In the skyscraper game, the developing world is running away with the headlines.

Global capital fuels the race, while the press and web forums drum up rabid enthusiasm. Structural topping-out gets its own ceremony in some cities across the world.
The Council on Tall Buildings and Urban Habitat (CTBUH) is the closest thing to an authority on skyscraper rankings, the final arbiter of what constitutes 'structural' versus 'architectural' height. We defer to their standard in the list that follows.
Where the construction timetable is fuzzy we've gone for the best visual evidence on sites like Skyscraper City. But yes, speculation is involved.