This 61-minute walking tour traces the religious and socio-political significance of St. Olav's pilgrimage tradition in medieval Trondheim. We'll examine how syncretism between Norse pagan and Christian practices shaped the city's spiritual identity, beginning at the monumental Nidarosdomen, Scandinavia's most important pilgrimage destination, and proceeding through ten carefully selected stops. You'll encounter the Nidaros Cathedral's West Front, explore the Nidaros Pilgrimsgård where travelers once gathered, and walk the historic Gamle Bybro. Each location offers material evidence of the cathedral's stonework, liturgical furnishings, and devotional markers that reveal how pilgrimage functioned as both spiritual practice and economic activity. Merchant records and toll documentation show the flow of goods and pilgrims through these sites. The tour balances analytical depth with accessible narrative, requiring moderate walking across relatively flat terrain. Whether you're interested in the cathedral's architectural development, the liturgical practices documented in surviving manuscripts, or the cultural memory of St. Olav preserved in local tradition, this journey provides substantive context for understanding how a single saint's veneration transformed an entire region.