Địa đạo Vịnh Mốc is one of 114 large and small tunnels dug throughout Vinh Linh district, Quang Tri province. These 114 tunnels have a total length of nearly 42km. The Vinh Moc tunnel system was built in about 2 years, from 1965 to 1967. This is an underground tunnel system, including 3 main basements connected together to form a continuous system with a total length of more than 2,000m.

Bảo Tháp Khe Sanh (Khe Sanh Stupa) is a historical or cultural site located in Khe Sanh, Huong Hoa, Quang Tri, Vietnam. The stupa consists of 7 floors, 26m high, total floor area585m2, located in the Martyrs Cemetery area of Huong Hoa district.

Cầu Hiền Lương Vĩ Tuyến 17 is located in Gio Linh District, Quang Tri Province, Vietnam. This site is historically significant as it is associated with the Vietnam War (1955-1975). The Hien Luong Bridge itself was an important crossing point over the Ben Hai River, which served as the demarcation line between North and South Vietnam during the war.

Cửa khẩu quốc tế Lao Bảo (Lao Bao Border Check Point) is an international border crossing located in Quang Tri Province, Vietnam. It serves as a major crossing point between Vietnam and Laos, specifically connecting Vietnam's Quang Tri Province with Laos' Savannakhet Province. The border crossing plays a crucial role in facilitating trade, travel, and transportation between the two countries.

Quang Tri is a province in the central region of Vietnam. Its main city is Dong Ha. It is known for its scenic landscapes, historic landmarks, and vibrant culture. Some popular attractions in Quang Tri include the ancient citadel of Quang Tri, the Ben Hai River, and the Vinh Moc Tunnels. It had a population of 701,375 in 2021.

Con Co Island (Đảo Cồn Cỏ) is an island located in the Quang Tri Province of Vietnam. This island gained historical significance during the Vietnam War. Con Co was a strategic military outpost during the conflict, and it was also the site where the last American combat troops withdrew from Vietnam on March 29, 1973, marking the end of direct U.S. military involvement in the war.