Pilgrimage can't be denied as being a ritual, but it also can't be proved that it is a ritual. I think that the journey that a pilgrim goes on is to do entirely with your faith and faith is'nt a ritual. But in World youth day the activities that you participate in are can be classified as rituals. So overall it's really a belief thing.
throwing stones at pillars
There is no ritual pilgrimage in Judaism today, however it has become a customary pilgrimage to visit Israel at least once in a lifetime.
Sikhs do not believe in "blind ritual" such as pilgrimage
No, it is not necessary to perform the head shave ritual during the Umrah pilgrimage, but it is a recommended practice for those who are able and willing to do so.
Islam
The Islam distinguishing ritual is any of the Islam five pillars.Testimony of the oneness of God and that Muhammad is His messenger and prophetprayingAlmgiving (Zakat)FastingPilgrimage (Hajj)The world most distinguishing ritual is the Hajj (Pilgrimage)Refer to the related question below for more information.
To perform Hajj (pilgrimage) ritual worship
Muslims worship according to the Islam five pillars; including ritual praying, fasting, Alms giving, and pilgrimage. Refer to the related question below for more information.
Hagar ran seven times between the hills of Safa and Marwah in her search for water for her son, Ishmael. This act is commemorated in the Islamic ritual of Sa'i, performed during the Hajj pilgrimage. It symbolizes her faith and perseverance, and it is a key component of the pilgrimage rites.
Stoning the Devil takes place in Mina, a suburb of Mecca, Saudi Arabia. This ritual occurs during the Hajj pilgrimage, specifically at the Jamarat, where pilgrims throw stones at three pillars representing Satan. It symbolizes the rejection of evil and temptation, and is a significant part of the pilgrimage rituals.
Upon arriving at the mikat, the pilgrim performs the ritual of donning the ihram, which is a simple white garment symbolizing purity and equality among all pilgrims. This act signifies the commencement of the Hajj or Umrah pilgrimage and serves as a reminder to leave behind worldly distinctions and embrace humility. The pilgrim also recites the Talbiyah, a prayer that expresses their intention to perform the pilgrimage, further deepening their spiritual commitment and focus as they enter this sacred journey.
a lesser pilgrimage is a pilgrimage that is lesser than the normal pilgrimage