A memorial to Edward Cooke (1652) at St Bartholomew the Great Church, London.
Before the church was heated moisture collected here and could be seen to 'weep' from the memorial. The staining is still visible on the wall below.
https://en.wikipedia.org/wiki/St_Bartholomew-the-Great
41 photos taken in February 2019 with a Sony a6000 and processed in Agisoft Metashape.