| Site Name | Area | Last Modified |
|---|---|---|
| QUARRY DEAN | East Surrey Mines | 28 Nov 2023 |
| QUAKING HOUSE CAVE | The Quantocks | 01 Jan 2005 |
| PURBECK | Purbeck (East Dorset) | 27 Dec 2010 |
| PRIDDY GREEN SINK | Mendip | 19 Apr 2013 |
| PORTLAND BILL | Portland (Dorset) | 10 Jun 2020 |
| PORTLAND | Portland (Dorset) | 27 Dec 2010 |
| PINETREE POT | Mendip | 11 May 2008 |
| PIERRE’S POT | Mendip | 20 Apr 2013 |
| PEN PARK HOLE | The Caves of Bristol | 14 Sep 2013 |
| Pearl Mine | Mendip | 01 Jun 2021 |