The Cu Chi Tunnels, located about 35 km northwest of Ho Chi Minh City, are a must-visit historical site showcasing Vietnam's underground resistance during the Vietnam War. These intricate tunnels stretch over 200 km and were used by the Viet Cong for shelter, communication, and surprise attacks. Visitors can explore restored sections, crawl through tight passageways, and view wartime traps and relics. Open daily from 7:30 AM to 5:00 PM, the tunnels offer guided tours at both Ben Dinh and Ben Duoc sites. The entry fee is approximately 110,000 VND for Ben Dinh and 90,000 VND for Ben Duoc, with additional charges for guides or activities like shooting ranges. A perfect blend of education and adventure, the Cu Chi Tunnels provide a gripping look into Vietnam’s wartime resilience and ingenuity.