many christians also make pilgrimages to sacred sites. pilgrimage became very important in the middle ages when thousands of people travelled to many sacred sites, particularly to jerusalem, to the famous christian basilicas of rome, to the cathedral of santiago de compostela in spain and canterbury cathedral in england. in modern times, sacred sites of christian pilgrimage include assisi in italy, lourdes in france, fatima in portugal and the basilica of our lady of guadalupe in mexico city.