Yes they did
Sacred days were called feasts, feast days, or holy days. The term holiday came from holy day.
Middle East
5
By going to church
A Holy War was a war fought in the name of God and blessed by the Pope
Christians in the middle ages fought holy wars, which were called the crusades.
any of the holy crusades
The Crusades were the holy wars fought in the Middle Ages.
The Holy Roman Empire
The Holy Roman Empire.
There was not a specific place to begin the pilgrimage. It was more about where it would end up. Many in the Middle Ages traveled to Jerusalem. The goal of a pilgrimage was to reach a holy site.
Crusades occurred mostly to regain the Holy Lands - The Kingdom of Jerusalem from the muslims.