The only church in this time period was the catholic church. The church made its own laws. The high ranking officials of the church such as bishops and archbishops were a big part of government.
The monasteries in the Middle Ages based their rules on that of St.Benedict. These monasteries were used as a type of resting place for travelers and pilgrims.
Pilgrimages were and important part of religious life. People would take journeys to holy places such as Jerusalem, Canterbury cathedral, or the Church of St.James at Santiago de Compostela.