The Council on Tall Buildings and Urban Habitat (CTBUH) has released the latest in its series of original tall building data research entitled Tall Buildings in Numbers – The World’s Highest Observation Decks.

Perhaps no element of a tall building is more closely related to the pure pleasure of standing high in the sky and taking in the view of one’s surroundings than observation decks. Often adding an important source of revenue for the structures that have them, observation decks also change the…