City with most Art Nouveau architecture & freebie

I recently learned that Riga, Latvia is said to be the city with the most art nouveau architecture anywhere. Naturally, I decided to look on-line to see what I might find. Lots of intricately detailed buildings! Here are a few pics I found on Google.

Impressive, yes?

And now zip 13. Chrysanthemums were quite popular, so we must have some:

Link: https://www.dropbox.com/s/7rtosxiftkq7g04/ws_AN_13.zip?dl=0