The castle ramparts display flying flags of vintage houses, threads worn thin by way of centuries of wind, rain, and rivalries.

https://www.slideserve.com/lainemffy/flying-a-flag-to-honor-history-reconciling-modern-politics-with-the-founders-i

The fort ramparts reveal flying flags of previous residences, threads worn skinny with the aid of centuries of wind, rain, and rivalries.