pilgrimage

n. journey made for a specific purpose, religious journey

In religion and spirituality, a pilgrimage is a long journey or search of great moral significance. Sometimes, it is a journey to a sacred place or shrine of importance to a person's beliefs and faith. Members of every major religion participate in pilgrimages. A person who makes such a journey is called a pilgrim.
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Noun
1. a journey to a sacred place
(synonym) pilgrim's journey
(hypernym) journey, journeying
(hyponym) hajj, haj, hadj

(n.)
The journey of a pilgrim; a long journey; especially, a journey to a shrine or other sacred place. Fig., the journey of human life.
  

(n.)
A tedious and wearisome time.
  

pilgrimage, combat; dispute