Answer to edition 657
Despite flagging up the dome as a significant clue readers used Pegasus statue and the writing above the archway to identify the building and hence the city. It is the Palacio de Bellas Artes (the last two words visible above the arch) and it can be found in Mexico City.

Last week's winners
Congratulations to those who identified the distorted city from Where in the World (657) as Mexico City: Dee (@DeeCornes), Tim (@timofnewbury), Jackie (@jackiesjourneys), Rebecca (@rebhalp) and Atul (@pixodentist).
Well done everyone.
This week's "Where in the World..."
This is a skyline that has featured on at least one previous occasion on “Where in the World…”. The featured building is the best clue to the city’s identity. Good luck.

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