Built between 1235 and 1365, the collegiate church of Saint-Martin is a major work of Gothic architecture in Alsace.
The south tower was the victim of a fire which destroyed in 1572 its frame and its crowning. Three years later, it was replaced by the original bulbous lantern that gives the building its distinctive silhouette.
The church has undergone several restoration campaigns, the last of which, completed in 1982, allowed to find the foundations of a church of the year 1000, as well as traces of successive enlargements in the eleventh and twelfth centuries.
The Colmariens have long regarded the Collegiate Church of St Martin as their cathedral, a direct translation of the German "Münster". In fact, the Collegiate Church of Saint Martin was only a true cathedral for about ten years: from the Civil Constitution of the Clergy in 1790 to the signing of the Concordat in 1801, for the two successive constitutional bishops, did not succeed in imposing itself and organizing a diocese that

Monument historique i Édifice religieux

Church in the city centre, accessible to people with disabilities.