I have been enjoying the different designs of tiles on the buildings through out Lisbon. There are lots of blogs and websites with historical information. So I am just going to include a selection of the images that I have collected
https://www.timetravelturtle.com/azulejos-tile-museum-lisbon-portugal/
https://thetravelbunny.com/azulejo-tile-style-in-porto/
The next few grids show details of story panels that you can find in churches
Distressed tiles and graffiti
These are amazingly beautiful!! Thank you for the great links too!