SIT DOMINUS DEUS NOSTER NOBISCUM, SICUT FUIT CUM PATRIBUS NOSTRIS
Hic Domus Dei est et porta caeli
Entrance procession of the Traditional Mass celebrated in the Metropolitan Cathedral and Basilica of Our Lady of Paris (Notre-Dame de Paris), May 29, 2013. (Click to enlarge, more pictures to come.)
[Source and tip: Schola Sainte-Cécile, cf. our sidebar]