High Quality Content by WIKIPEDIA articles! The Basilica of the Holy Blood (Dutch: Heilig-Bloedbasiliek, French: Basilique du Saint-Sang) is a Roman Catholic minor basilica in Bruges, Belgium. Originally built in the 12th century as the chapel of the residence of the Count of Flanders, the church houses a venerated relic of the Holy Blood allegedly collected by Joseph of Arimathea and brought from the Holy Land by Thierry of Alsace, Count of Flanders. Built between 1134 and 1157, it was promoted to minor basilica in 1923.