Tunnel D67

The D67 House and Tunnel historical site attracts international visitors.

Báo Quân đội Nhân dân

04/01/2026

The first-ever opening of the Secret Service Tunnel at Thang Long Imperial Citadel.

Hà Nội Mới

18/08/2025

Thang Long Imperial Citadel - A place that marks the history of the nation.

Hà Nội Mới

17/08/2025

House-Bunker D67: A Historic Bunker in the War of Resistance Against the US for National Salvation

Hoàng Anh

01/10/2024