I find the open wagon design of the back carriage rather interessting, even with old trams that wasnt all too common.
Also, if you happen to be around or in Basel Switzerland, might be worth a look to book a ride with one of these~ https://www.basel.com/en/Basel/experience/detail/Basel-Oeffentliche-Stadtfuehrungen-Tour-on-the-vintage-tram-TDS00020012555148259?globalReset=1&lang=en#/
We have a couple of those in Amsterdam as well!