They either marched land or they would use boats to sail over water - typically from Italy.
The Crusades were about re-capturing the Holy Land, which is the sacred land for Christians.
In the Holy land e.g. Jerusalem
the crusades were to rescue christian holy items and land the first was to regain the holy land the others were to storm places were they belived the arabians were hiding the holy grail and such.
The mission of the Crusades was to take over the Holy Land (Jerusalem).
Crusades occurred mostly to regain the Holy Lands - The Kingdom of Jerusalem from the muslims.
The Muslims controlled the Holy Land after the crusades ended.
Prior to the crusades, the Holy land had been taken over by Muslims. The crusaders went to the Holy Land to fight the Muslims and kick them out.
Crusades
Crusades
The Muslims.
Crusades
The Crusades were fought over the control of Jerusalem, which was considered a holy site for Christians, Muslims, and Jews. The city changed hands multiple times between Christian and Muslim forces during the Crusades.