Maine Preservation’s annual list of “Most Endangered Places” includes houses once owned by prominent residents and the only remaining building on once-bustling fairgrounds in western Maine. “This year’s list reveals both the fragility and resilience of Maine’s historic fabric and underscores the shared responsibility we all have to safeguard it.”Here are the most endangered historic places for 2025:Governor Abner Coburn HouseThe Governor Abner Coburn House in Skowhegan was damaged by fire in 2024. It stands as a testament of craftsmanship and the success of the state’s historic timber industry, according to Maine Preservation. AdvertisementBuilt in the Greek revival style, the mansion was added to the National Register of Historic Places in 1974. “Its continued deterioration threatens to erase a physical reminder of the region’s rich agricultural heritage,” according to Maine Preservation.