There are so many reasons why people go on pilgrimages. Firstly, it involves travel and secondly, travel refreshes the mind. But wait, there are so many other benefits of pilgrimages.
Holiday spots may entertain you but visiting holy lands can inspire you. They help you connect with your inner self and make you contemplate more on what life is about.
Also, pilgrimages allow you to learn a a lot about other cultures and various new belief systems. They give you a new perspective on life.
Some places are also filled with saints. Going to such places will help you sit and speak with some wise men who share their spiritual knowledge with pilgrims.
Though spirituality is not about just visiting temples and going on pilgrimages, the main reason why you would feel refreshed when you go to a temple is due to the positive energy such a place would carry.
A sacred journey can totally change your attitude towards life and it can take you beyond your daily life struggles. As life is more about connecting with the supreme source and attaining peace and happiness, it is good to visit places that reflect this truth.
Also, pilgrimages tend to teach you about simplicity. Most of the holy places don't encourage much of the material luxuries as austerity can help a lot in disciplining a chattering mind.
So, this way, there are so many reasons why you tend to feel refreshed and elevated when you go on a pilgrimage.