Assisi, a medieval city built on a hill, is the birthplace of Saint Francis, closely associated with the work of the Franciscan Order. Its medieval art masterpieces, such as the Basilica of San Francesco and paintings by Cimabue, Pietro Lorenzetti, Simone Martini and Giotto, have made Assisi a fundamental reference point for the development of Italian and European art and architecture.

Criterion (i): Assisi represents an ensemble of masterpieces of human creative genius, such as the Basilica of San Francesco, which have made it a fundamental reference for art history in europe and in the world.

Criterion (ii): The interchange of artistic and spiritual message of the Franciscan Order has significantly contributed to developments in art and architecture in the world.

Criterion (iii): Assisi represents a unique example of continuity of a city-sanctuary within its environmental setting from its Umbrian-Roman and medieval origins to the present, represented in the cultural landscape, the religious ensembles, systems of communication, and traditional land-use.

Criterion (iv): The Basilica of San Francesco is an outstanding example of a type of architectural ensemble that has significantly influenced the development of art and architecture.

Criterion (vi): Being the birthplace of the Franciscan Order, Assisi has from the Middle Ages been closely associated with the cult and diffusion of the Franciscan movement in the world, focusing on the universal message of peace and tolerance even to other religions or beliefs.