A ruined Augustinian priory, then just outside Cambridge. Only a chapel, St Andrew the Less, survived the dissolution of the monasteries.
The overlays that highlight 17th century London features are approximate and derived from Wenceslaus Hollar’s maps:
Open location in Google Maps: 52.208963, 0.139711
Barnwell Priory was an Augustinian priory at Barnwell in Cambridgeshire, founded as a house of Canons Regular. The only surviving parts are 13th-century claustral building and remnants found in the walls, cellar and gardens of Abbey House. https://en.wikipedia.org/wiki/Barnwell_Priory
Chart showing the number of references in each month of the diary’s entries.