Dr. Bill Stone’s robot Sunfish mapped Dragon’s Breath Cave, in Namibia, which is the home to the deepest subterranean lake...
by Craig Challen, Andrew Oakeley and Chen Qian. Photos courtesy of the author unless noted. In April 2024, explorer Chen Qian (Charlie) invited Craig Challen and...
By Chen Qian (Charlie). Photos courtesy of the author unless noted. In May 2023, I suggested to Dr. Richard (Harry) Harris and Craig Challen that we...
Italian instructor, gear maker, and explorer Andrea Murdock Alpini shares the adventure of exploring the graceful wreck of the 19th century steam-powered cruiser, SS Burdigala, which...
Global Underwater Explorers (GUE) standardized its training and dive operations on a specially configured, backmount JJ-CCR rebreather more than a decade ago. Though the configuration is...
Our young Italian explorer, Andrea Murdoch Alpini traveled to the Åland Islands, in the heart of the Baltic Sea to explore the remains of the Finnish...
The British are coming? No, they’ve come and gone. The consequence of a 20-year tradition of exploring Thai caves. According to Michael & Rob Thomas, this...
Tech diving brothers Marc-André and Pierre-Olivier Dubois report on their exploration of the St Lawrence River and its shipwrecks in a traverse of over 12.5 km,...
Text by Chen Qian, aka “Charlie.” Images and video courtesy of the author unless noted. In a little more than a decade, 33-year old Chen Qian,...
by Marinos Giourgas Sifnos Island, November 1943 Eighty years ago, in the afternoon of November 7th 1943, the preparations in the base of the 30th Wellington...
