Vaulted ceiling at Church of St Eustace, Paris. The Church of St Eustace, Paris is a church in the 1st arrondissement of Paris. Situated at the entrance to Paris's ancient markets (Les Halles) and the beginning of rue Montorgueil, St Eustace's is considered a masterpiece of late Gothic architecture. The church became a parish church in 1223. The construction of the current church began in 1532, the work not being finally completed until 1637. The name of the church refers to Saint Eustace, a Roman general.The church was restored after the Revolution had run its course and remains in use today. Several impressive paintings by Rubens remain in the church today. The church is an example of a Gothic structure clothed in Renaissance detail. The church is relatively short in length at 105m, but its interior is 33.45m high to the vaulting. With 8,000 pipes, the organ is reputed to be the largest pipe organ in France.