Hello. I am a professional writer and traveler. I can provide you write-ups from personal experience for the following cities from your list:
Paris
New York
Barcelona
If you care to expand the list, I can add the following:
London, England
Belfast, Northern Ireland
Milan, Italy
Bellagio/Lake Como, Italy
Interlaken, Switzerland (the base of the Swiss Alps)
Shanghai, China
Beijing, China
Xian, China (and the Terra Cotta Warriors)
Nanjing, China
Nashville, TN
I hope we will be able to work together.
Drew Dunlop