- The Great Orme in Llandudno, which rises to a height of 207 metres.
- Pen y Fan in the Brecon Beacons, which is the highest mountain in South Wales and has a cliff face of around 100 metres.
- The cliffs at Porthcawl, which are made of Carboniferous limestone and are up to 30 metres high.
- The cliffs at Freshwater West in Pembrokeshire, which are made of Devonian sandstone and are up to 180 metres high.
- The cliffs at Southerndown in the Vale of Glamorgan, which are made of Carboniferous limestone and are up to 100 metres high.