Peterborough Cathedral grew from a monastery traditionally founded in the seventh century at Medeshamstede. Viking attack destroyed the early community, and a Benedictine abbey was reestablished in the tenth century. After a major fire in 1116, rebuilding began in 1118. The resulting church preserves one of England's finest Norman interiors, especially its long nave and massive arcades.

Construction continued across generations. The twelfth-century nave leads to a famous painted wooden ceiling, created around 1230 and repeatedly conserved. A broad Gothic west front with three arches formed a monumental entrance, while later builders added the retrochoir and fan-vaulted New Building. Cloisters, chapter house, infirmary, service ranges, and estates supported the abbey's religious and economic life.

The monastery held royal connections and important burials. Catherine of Aragon, first wife of Henry VIII, was buried there in 1536. Mary, Queen of Scots, was buried there after her execution in 1587, though James I later moved her remains to Westminster Abbey. These burials tied the church to Tudor dynastic conflict and continuing acts of commemoration.

Henry VIII dissolved Peterborough Abbey in 1539 but made its church the cathedral of a new diocese in 1541, helping preserve the great building. The Civil War brought iconoclasm and damage when Parliamentary troops occupied Peterborough. Later centuries introduced restoration, new furnishings, memorials, and repairs that reflect changing Anglican worship and attitudes toward medieval architecture.

The cathedral remains an active place of worship, music, education, burial, and civic identity. Conservation must address stone decay, roofs, stained glass, timber, fire safety, and the exceptional painted ceiling while accommodating daily use. Interpretation should include monks, pilgrims, craftspeople, servants, tenants, reformers, soldiers, and modern congregations. Peterborough's survival results not from remaining unchanged but from repeated adaptation after fire, dissolution, violence, and restoration. The site's preservation history is itself part of the record. Repairs, changes of use, commemorative displays, and modern services reveal what successive generations valued or chose to conceal. Conservation should therefore document interventions rather than attempting to return the place to one supposedly perfect date. Architectural study can be combined with archives, archaeology, objects, and oral testimony to recover people missing from official accounts, including builders, servants, laborers, women, prisoners, worshippers, and nearby residents. Continued use can support maintenance, but lighting, accessibility, fire protection, events, and exhibitions must remain compatible with historic fabric. Clear interpretation should distinguish surviving evidence, reconstruction, tradition, and later memorial meaning. This broader evidence keeps the site's history connected to the people who created, used, and remembered it.