These housemartins were nesting in the roof of the entrance. Most visitors were probably unaware being focused on the chapel ahead.
Simple QRP projects, 10m, 8m, 6m, 4m, FT8, 160m, WSPR, LF/MF, sub-9kHz, nanowaves and other random stuff, some not related to amateur radio.
My beacon has been on since about 1115z. UPDATE 1607z: 12 stations have spotted me. See table.