Claude Mouret and Francois Vacquié (France)
The group around Claude Mouret
explores the caves in Khammouane since 1992. They published many
articles in the French caving magazine Spelunca. Helmut Steiner
participates in their expeditions since 2003.
Khammouanne Group (France)
This group originates of members from the first expeditions of
Claude Mouret. It is coordinated by Charles Ghommidh. The
results are documented in an excellent website in French and
The group around Vang Vieng (Paris, France)
This French group focuses on the area around Vang Vieng
and Kasi in Central Laos.
The reports of the expeditions are published at::
The Amis Cave Exploration 2000 (Netherlands)
The Dutch cave exploration was the first full scale expedition to
Northern Laos in 2000. The results are available at
The French-Romanian Caving and Cave Diving Expedition
This group started it activities in the Khammouane area in 2006 and
is active again in a new setup extending its diving activities also
into neighboring Vietnam:
The Japan Exploration Team
This is the newest group in Bolikhamxay Province, North of Khammouane. Their first expedition to Bolikhamxay
resulted in 2.3 km of surveyed passage in 9 caves. A 2nd expedition is planned for February/March 2017.
A new webpage with English information is launchend at