Here are a few links on the spirituality of pilgrimage...
1. The Four Principles of Pilgrimage from www.ignatianspirituality.com:
2. Living with Less on Pilgrimage:
3. From the National Catholic Reporter:
4. About The Way of Stella Maris from the Catholic Register
6. Here's a wonderfully written, spiritually rich piece by Rev. Dr. Rob Fennell, Acadamic Dean at the Atlantic School of Theology: