Gallery

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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)

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Bakerloo Straight, Dan Yr Ogof, South Wales, UK. (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)

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

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

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

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

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

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

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

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

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

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)

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

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

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

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)

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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)

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

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

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

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

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

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