Ordered by the number of climbs recorded. About limestone.
| Crag | Location | # Climbs |
|---|---|---|
| Mewsford Point | United Kingdom / Wales / Pembroke | 3 |
| Dib Scar | United Kingdom / England / Skipton | 3 |
| Grotta Dell'Arenauta | Italy / Lazio / Province of Latina | 3 |
| Witches Point | United Kingdom / Wales / Bridgend | 3 |
| Llanddulas Cave | United Kingdom / Wales / Conwy Principal Area / Abergele | 3 |
| Hängender Stein | Germany / Bayern / Mittelfranken | 3 |
| Rotenstein | Germany / Bavaria / Upper Franconia | 3 |
| Eldorado | Germany / Bayern / Oberfranken | 3 |
| Mollans | France / Auvergne-Rhône-Alpes / Drôme | 3 |
| Grüne Hölle | Germany / Bavaria / Upper Franconia | 3 |
| Cornalba | Italy / Lombardy / Province of Bergamo | 3 |
| Foxhole | United Kingdom / Swansea | 3 |
| Etxauri | Spain / Navarre / Navarre | 3 |
| Krottenseer Turm | Germany / Bavaria / Upper Palatinate | 3 |
| Villanueva de Valdegovia | Spain / Basque Country / Álava | 3 |
| Otiñar | Spain / Andalucía / Jaén | 3 |
| Le Salève | France / Auvergne-Rhône-Alpes / Haute-Savoie | 3 |
| Hell Moss | United Kingdom / England / Grange-over-Sands | 3 |
| Long Tor Quarry | United Kingdom / England / Derbyshire / Matlock | 3 |
| Geyikbayiri | Türkiye / Antalya / Konyaaltı | 3 |