Which Is Your Fave City Skyline?

 Hong Kong Skyline courtesy of cblee/flickr.com

I'm putting together a list of the world's Top 20 Skylines for cnngo based on the following criteria:
1.  Architecture -- any iconic landmarks? starchitect-designed buildings
2.  Urban Planning -- logic, ease of getting around, aesthetics of layout
3.  Proximity to Nature -- parks, proximity to beaches, natural landscape, integration of greenery etc.
4.  Photogenic -- makes for picture-perfect postcards or memorable film scenes
5.  Stunning views -- i.e. place to take a date/propose/impress out-of-towners

So far, in the running (in no particular order) are...
1.  San Francisco
2.  Seattle
3.  Vancouver
4.  New York City
5.  Paris
6.  Rome
7.  Saint Petersburg
8.  Tokyo
9.  Shanghai
10. Sydney
11. Istanbul
12. Dubai
13. Athens
14. Hong Kong
15. Geneva
16. Barcelona
17. Rio de Janiero
18. Brasilia
19. Kyoto
20. Chandigarh
21. Alexandria
22. Cape Town
23. Venice

Which are your favourite city skylines? Why?