![](https://www.gharparau.org.uk/wp-content/uploads/GP-card-1-GG-low-res-318x450.jpg)
Gaping Ghyl Main Chamber, Yorkshire Dales, England (Dave Ryall)
![](https://www.gharparau.org.uk/wp-content/uploads/GP-card-2-low-res-318x450.jpg)
Whiterock, Mulu (Robbie Shone)
![](https://www.gharparau.org.uk/wp-content/uploads/GP-card-Gavin-4-low-res-e1522590503900-450x318.jpg)
Grand Cenote System, Tulum, Mexico (Gavin Newman)
![](https://www.gharparau.org.uk/wp-content/uploads/GP-card-4-low-res-318x450.jpg)
Moel Fferna Bridge, North Wales (Brendan Marris)
![](https://www.gharparau.org.uk/wp-content/uploads/GP-card-5-low-res-318x450.jpg)
Miao Keng, Tian Xing , China (Robbie Shone)
![](https://www.gharparau.org.uk/wp-content/uploads/GP-card-6-low-res-e1522590560624-450x318.jpg)
Titan, Peak District, England (Robbie Shone)
![](https://www.gharparau.org.uk/wp-content/uploads/GP-card-7-low-res-e1522590542236-450x318.jpg)
The Bush, Where the Sun Don’t Shine, Daren Cilau, South Wales (Mark ‘Gonzo’ Lumley)
![](https://www.gharparau.org.uk/wp-content/uploads/GP-card-3-low-res-318x450.jpg)
Bakerloo Straight, Dan Yr Ogof, South Wales (Robbie Shone)
![](https://www.gharparau.org.uk/wp-content/uploads/GP-card-8-low-res-e1522590528791-450x318.jpg)
Boreham Cave, Yorkshire Dales, England (Clive Westlake)
![](https://www.gharparau.org.uk/wp-content/uploads/GP-card-Gavin-2-low-res-318x450.jpg)
Di Feng, Sichuan Province, China (Gavin Newman)