At the beginning of the summer term we started with our 10th City Walk which was dedicated to the topic of urban ressources. Three stops in the Old Town of Erfurt gave us the opportunity to discuss different aspects of the subject: commercialism and different interpretations of poverty in past and present, in religious and more urban environments with the visit of the Second Hand Shop at the Johannesturm in Erfurt, monasticism and the ambivalence of wealth and poverty, production and contemplation at the Augustinian monastery, and, finally, the Collegium Maius and the St Michaelis church as two significant urban institutions of the Christian university life…