Barron, H. F., Browne, M. A. E. and Finlayson, A. 2005. West Lothian Geodiversity. British Geological Survey Commissioned Report, CR/06/008N. 190pp.
WLGS 32 Wallace's Arch (Proposed RIGS) [NS 9459 7305] (Figure 107) , (Figure 108)
Part of the Clackmannan Group sites
Other designations: LWS (River Avon); AGLV; AWI (The Desert); SNWI
Wallace's Arch is an excellent example of a natural arch landform, which can be walked under safely. The arch is formed from Passage Formation sandstone and is situated on the south bank of the River Avon about 2 km north-west of Torphichen. It is on the River Avon Heritage Trail.