This project was funded by the University of Sheffield Digital Humanities Exploration Fund in 2015. The project integrated computer science and archaeological approaches in an investigation of the subterranean medieval charnel chapel of Holy Trinity church in Rothwell (Northamptonshire), which houses one of only two remaining in situ medieval ossuaries in England. The chapel, which was constructed during the 13th century, houses disinterred human skeletal remains radiocarbon dated to the 13th-15th and 18th-19th centuries. While medieval charnelling was a European-wide phenomenon, evidence has largely been lost in England following the early 16th-century Reformation, and Rothwell is the most complete surviving example of a charnel chapel with in situ medieval remains. Recent research within...