1: Pete Smith in the lower entrance of site 1538.  The higher entrance is up to the left of the photo, past Penny Corrin.  (photo: Juan Corrin, August 2000)
2: The lower entrance of site 1538. (photo: Ted Cawthorne, July 2010)
3 - 5: Martyn Grayson at the lower entrance to site 1538. (photos: Jess Eades, April 2023)