Comment Re:What's he going to swing on? (Score 2, Informative) 358
For up-to-date information on skyscrapers, Emporis (formerly known as skyscrapers.com) is a good source. Here's a more recent skyline ranking.
Although it doesn't give you the number of buildings over 500ft, you can easily count for yourself from their database. For example, NYC now has 180, while Hong Kong is close with 164 (much more than the 20 in the parent post).
