The Cu Chi Tunnels – a wonder beneath the earth – are ranked among the top 7 weirdest tourist destinations in Southeast Asia and are one of the world's most impressive man-made structures. With a tunnel system stretching over 200km, known as an "underground labyrinth," it stands as living proof of the resilience and wisdom of the Vietnamese people during the war. Joining this journey with The Sinh Cafe Tour, visitors will witness firsthand the medical stations, kitchens, storage areas, and underground offices, gaining a deeper understanding of how people lived and fought in the harshest conditions.