People traveled in groups when on pilgrimages for companionship and protection.
Travel clubs are fun groups of people who travel the world together.
Islamic people (Muslims) travel to Mecca on pilgrimages
People who were strongly religious and wealthy enough to travel.
Pilgrimages visit Saint Peter's all year round.
On foot, on horseback, or on wagons.
No all people do travel in groups. For those that do they do so for company and perhaps economic or safety reasons.
A pilgrimage is a journey undertaken for religious reasons. The medieval pilgrimages were very much the same sort of thing as those of ancient or modern times, in that regard. What made them special was that they gave people reasons to travel great distances at a time when relatively few people did travel. This connected people from different parts of the world and expanded knowledge.
Galaxies that travel together through space are called galaxy groups or galaxy clusters. These are systems of galaxies bound together by gravity.
If people think this is necessary, by all means, they can worship wherever they please, be it a church, synagogue mosque, on a pilgrimage or in their kitchen, it really does not matter!!
J. van Herwaarden has written: 'Opgelegde bedevaarten' -- subject(s): Christian pilgrims and pilgrimages, Church history, Medieval Travel, Travel, Medieval 'Pelgrimstochten' -- subject(s): Christian pilgrims and pilgrimages
Because some animal's get lost if they don't stay together.
Medieval pilgrims traveled to cathedrals on on pilgrimages to see relics.