Tro Breizh (Breton for "Tour of Brittany") is a Catholic pilgrimage that links the towns of the seven founding saints of Brittany. These seven saints were Celtic monks from Britain from around the 5th or 6th century who brought Christianity to Armorica and founded its first bishoprics. The tour originally was a month-long 600 km (370 mi) walking tour, but when relaunched in 1994 by Les Chemins du Tro Breizh ("The Paths of the Tro Breizh" in French), it was decided to limit the tour to one week-long stage every year, still following the original path: