Really fun track surface containing deep and shallow dog footprints, as well as small and large bird tracks on a soft but mud-cracked surface.
From Wirral, UK.
Photogrammetric model made using COLMAP, mesh and texture in Meshlab.
The model and the original photos used are available on Figshare:
https://figshare.com/articles/Dog_and_bird_tracks_in_Mud_various_sizes_and_depths/5005253
Citeable as:
Falkingham, Peter (2017): Dog and bird tracks in Mud: various sizes and depths. figshare.
https://doi.org/10.6084/m9.figshare.5005253.v1