The Cathedral of Saint Peter of Beauvais is a Roman Catholic church in the northern town of Beauvais, France. It is the seat of the Bishop of Beauvais, Noyon, and Senlis. Construction was begun in the 13th-century. The cathedral is of the Gothic style. It consists only of a transept (16th-century) and choir, with apse and seven polygonal apsidal chapels (13th-century), which are reached by an ambulatory.

A small Romanesque church dating back to the 10th-century, known as the Basse Œuvre, still occupies the site destined for the nave of the Beauvais Cathedral.

In the race to build the tallest cathedral in the 13th century, the builders of Saint-Pierre de Beauvais pushed technology to its limits. Even though the structure was to be taller, the buttresses were made thinner in order to pass maximum light into the cathedral. In 1284, only twelve years after completion, part of the choir vault collapsed, along with a few flying buttresses. It is now believed that the collapse was caused by resonant vibrations due to high winds.

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