Heritage Days 2025. Two harbors heritage days is the annual four day event held the first full thursday through sunday after the fourth of july holiday. Make sure to also check out our heritage months 2025 highlights.

Held every year on the third weekend of september, the journées du patrimoine (heritage days) take place on saturday september 20 and sunday september 21, 2025, not only in the paris region, but. Heritage open days is england’s largest festival of history and culture, bringing together over 2,000 local people and organisations, and thousands of volunteers.