The discovery and exploration of Hang Son Doong

Hang Son Doong, a colossal cave within the Phong Nha-Ke Bang National Park and Hin Nam No National Park in Vietnam, stands as one of the largest known caves globally. Discovered through systematic exploration by British cavers since 1990, this cave boasts a staggering scale, with a main chamber measuring over 5 km long, 200 m wide, and 150 m high, surpassing other notable caves like the Scream in Malaysia or the Deamvad in India. Part of the Phong Nha Cave system, Hang Son Doong extends from near the Lao border to its final resurgence at Phong Nha Cave, showcasing a unique geological formation shaped by millions of years of erosion. The cave's discovery and exploration provide unprecedented insights into the complex karst landscapes of the region, highlighting the significance of continued scientific investigation in this UNESCO World Heritage Site.

Limbert, H., Limbert, D., Hieu, N., Phái, V. V., Kinh Bac, D., Phuong, T. H., & Granger, D. (2016). The discovery and exploration of Hang Son Doong. Boletín Geológico Y Minero, 127(1), 165–176. https://doi.org/10.21701/bolgeomin.127.1.011