Gallery

Grotte de Pousselieres, Huat-Languedoc, France. (Photographer: Chris Howes)

The porter team leaving Hang En in the distance, Vietnam (Photographer: Ryan Deboodt)

Cat Hulse and Luke Cafferty look at the worlds longest straw Wonder Cave, Mulu,Borneo,Malaysia (Photographer: Jeff Wade)

Formations towards the end of Hang Son Doong. (Photographer: John Spies)

The top of giant stalagmite in Doline 1 with Doline 2 1km away in background Hang Son Doong, Vietnam (Photographer: Ryan Deboodt)

Christoph Spötl and Gina Moseley collect sample of sediment from a cave in Greenland (Photographer: Robbie Shone)

Aven es Pebres, Gard, France. (Photographer: Mark Shinwell)

Diane Arthurs and Simon Cornhill squeezing through tight holes in Cueva Risco., Matienzo Spain. (Photographer: Paul Dold)

Cave Pearls in Pearslian Gulf, Lechuguilla Cave, New Mexico, USA. (Photographer: Gavin Newman)

Charles Waldack – Pioneer cave photographers experimented with any light source they could find, as here in 1866 by burning magnesium that produced clouds of fumes. (Photographer: Charles Waldack)

Grotte de Gournier Streamway, Vercors, France. (Photographer: Stuart Gardiner)

Titan, Peak District, UK. (Photographer: Robbie Shone)

Waterfall Shadow, OFD, South Wales, UK. (Photographer: Rob Eavis)

Deer Cave, Mulu, Borneo, Malaysia. (Photographer: Robbie Shone)

Ashley Hiscock & Rick van dijk in the first sump pool during the 2017 expedition to push the far reaches of Izor Licanke, Croatia. (Photographer: Mark Burkey)

Madphil gazing at the impressive formations in Topdog, San Wan Dong, Houping, Wulong, Chongqing,China (Photographer: Josh Bratchley)

Alum Pot, Yorkshire Dales. UK. (Photographer: Mark Burkey)

Tim Allen, Joe Giblin, Geoff Yeadon and Geoff Crossley about to descend a pitch in Perilous Pot on Leck Fell, Yorkshire Dales, UK. (Photographer: Frank Pearson)

The base of the 500m shaft in Miao Keng, Tian Xing, Wulong, Chongqing, China. (Photographer: Robbie Shone)

Streamway in Rako Barzala, Magartu, Ethiopia, Africa (Photographer Bernard Lips)

Hayley Clark sitting next to a lava plunge pool in Kazamura Cave, Hawaii (Photographer: Ed Waters)

Chris Blakeley, Mark Wright and Gina Moseley look at a note left in a cave in Greenland in 1960 by the original explorers (Photographer: Robbie Shone)

Thach Sinh Linh Dong, Quang Binh province, Vietnam (Photographer: Alan Jackson)

Krem Liat Prah, Meghalaya, India. (Photographer: Hugh Penney)

Dr. Gina Moseley works on the mass spectrometer dating samples of stalagmites at the University of Minnesota (Photographer: Robbie Shone)

Whiterock, Mulu, Borneo, Malaysia. (Photographer: Robbie Shone)

Valerie Middleton at the top entrance to Porcupine Cave, Mauritania, Africa (Photographer Tony Middleton)

John Middleton in the main streamway of Lancaster Hole, part of the Three Counties Cave System in the Yorkshire Dales karst (Photographer: Tony Waltham)

Jon Bevan in the newly discovered Pinocchio Pot, Gragareth., Yorkshire Dales, UK. (Photographer: Frank Pearson)

Pearslian Gulf, Lechuguilla Cave, New Mexico, USA. (Photographer: Gavin Newman)

Difeng (entrance shaft 220m), Sichuan Province, China. (Photographer: Gavin Newman)

Hauling Dive Gear To Sump 2 Along Main Stream Passage. Izor Licanke, Croatia. (Photographer: Mark Burkey)

Surveying for surface-to-cave water tracing, Gibraltar (Photographer: Tim Atkinson)

Sunbeams in Doline 1 Hang Son Doong, Vietnam. (Photographer: Ryan Deboodt)

Boreham Cave, Yorkshire Dales, UK. (Photographer: Clive Westlake)

John Whiteley floating in the entrance to Garfish Cave, Berry Head, Torbay, Devon, UK(Photographer: Pete Glanville)

‘The Balcony’ looking out in to Alum Pot, Yorkshire Dales, UK. (Photographer: Mark Burkey)

Passage Near Hall of Thirty , Otter Hole, Forest of Dean, Wales, UK (Photogapher: Mark Burkey)

Devils Eye Spring, Ginnie Springs, Florida, USA. (Photographer: Gavin Newman)

Pristine formations in “Where Are All the Spiders?” chamber in Cueva Risco, Matienzo Spain. (Photographer: Paul Dold)

Preparing diving equipment on a platform above the first underwater tunnel 840m below the surface,San Agustin, Mexico (Photographer Jarvist Moore Frost)

Straw Grotto, Upper Travertine passage, Ogof Craig a Ffynnon. South Wales (Photographer: Mark Burkey)

Temperature measurements are taken in the back of a cave in Greenland (Photographer: Robbie Shone)

Sir Francis Level, Swaldale, England, UK. (Photographer: Mark Shinwell)

Diane Athurs in a remote grotto in Torca la Vaca, Matienzo Spain. (Photographer: Tom Howard)

Dr Gina Moseley weighs samples of calcite for dating in the clean lab at the University of Bristol (Photographer: Robbie Shone)

Dr Gina Moseley collects samples of sediment from cricket muds in Racer Cave in Gunung Mulu National Park, Malaysia (Photographer: Robbie Shone)

Greg Brock decending Ammonite Shaft,Sima Pumacocha, Peru (Photographer: Martin Holroyd)

Perfect tube cutting through beds of limestone Hang Son Doong, Vietnam (Photographer: Ryan Deboodt)

Chris Blakeley admires hoar frost in the Crystal Palace, Greenland (Photographer: Robbie Shone)

Dave Appleing in the main passage of Omongongo Pot, Kaokoland, Namibia, Africa(Photographer Mark Tringham)

Down stream main Streamway Krem sakwa, Megalaya, India (Photographer: Mark Burkey)

Bakerloo Straight, Dan Yr Ogof, South Wales, UK. (Photographer: Robbie Shone)

Hayley Clark admiring Manjangul Lava Tube, Jeju Island, Republic of Korea (Photographer: Ed Waters)

Asfawossan Asrat in the chamber at the end of Goda Mea, Mechara, Ethiopia, Africa (Photographer John Gunn)

Gaping Gill Main Chamber, Yorkshire Dales, UK. (Photographer: Dave Ryall)

Boxhead Pot, Leck Fell, Yorkshire Dales, UK. (Photographer: Robbie Shone)

Nick Sharp searching for Porrhomma rosenhaueri in Ogof y Ci, Wales,UK (Photographer: Julian Carter)

Grand Cenote, System Tulum, Mexico. (Photographer: Gavin Newman)

Soureces de la Douch, Haut-Languedoc, France. (Photographer: Chris Howes)

The Tube, Peak Cavern, Peak District, England, UK. (Photographer: Rob Eavis)

The Bush, Where the sun don’t shine, Daren Cilau, South Wales, UK. (Photographer: Mark ‘ Gonzo’ Lumley)

Chris Blakeley and Gina Moseley collect samples of bone and feather from a cave in Greenland (Photographer: Robbie Shone)

Modern cave photographers have a comparatively easy time of things, with purpose-made equipment and adapted light sources. Krem Sakwa in Meghalaya, India (Photographer: Chris Howes)

Corinne Arnold collecting a sample of biofilm for microbiological analysis from Cromford Sough, Derbyshire, UK (Photographer: John Gunn)

Myotis pilosus, Rickett’s big-footed bat. Taken during species analysis in Krem Phlang Karun, Northern India (Photographer: Mark Burkey)

Approaching cave monitoring site, Ragged Staff Cave, Gibraltar (Photographer Tim Atkinson)

Moel Fferna Bridge, North Wales, UK. (Photographer: Brendan Marris)

Sunbeams in Hang En, Vietnam (Photographer: Ryan Deboodt)

Climbing up to first doline with camp in background 500m away Hang Son Doong, Vietnam. (Photographer: Ryan Deboodt)