Pilgrims, were predominantly men of higher status: craftsmen, guildsmen, or merchants. They brought their skills with them, and many subsequently established themselves in the cities of the crusader kingdoms, where they worked side-by-side with native craftsmen. Here some of the most productive inter-cultural exchanges took place in the development of such things as dying and cloth-making techniques, leatherworking, gold and silver workmanship, pottery, carpentry, masonry, glass-working, and all the countless other skills essential to survival and a high standard of living at that time.