Quang Tri Province has completed the project to restore and renovate the Quang Tri Ancient Citadel National Special Monument and memorial sites commemorating the 81-day and 81-night battle in 1972, in preparation for welcoming tourists and serving the 2026 Peace Festival organised by the province. This renovation project was implemented at three historical sites: Quang Tri Ancient Citadel, Bo De School, and Long Hung Church.