Photogrammetry scan of one of the standing stones erected for the 1962 Welsh National Eisteddfod in Parc Howard in Llanelli. More details of the site itself can be found here – http://www.megalithic.co.uk/article.php?sid=36840. The stone used is the left most in the picture, highlighted by the red box:

For more details see my blog at:
https://theretiredengineer.wordpress.com/2017/08/20/full-3d-models-with-openmvgmve/
Stone height is about 1200mm. Created using openMVG and MVE. Photo files and openMVG/MVE setting details are available from my GitHub account:
https://github.com/john-davies/Photogrammetry-examples