There is much more to explore about Christian mysticism.  Below I have included more resources to further explore Christian mystic writings and culture.

Further Resources:

Names of Some Well-Known Christian Mystics:
St. Francis of Assisi, St. John of the Cross, St. Teresa of Avila, Thomas à Kempis, Evelyn Underhill,  Thomas Merton, C.S. Lewis

Great Mystic Classics:
Dark Night of the Soul by St. John of the Cross
The Interior Castle by St. Teresa of Avila
The Imitation of Christ by Thomas à Kempis
The Great Divorce by C.S. Lewis

Other Contributions to Christian Mysticism:
My Utmost for His Highest by Oswald Chambers
- This book is often considered THE handbook for beginning the mystic life as a Christian
The Pilgrim’s Progress by John Bunyan
- This book is one of the greatest classics in all Christianity, it is a fantasy allegory of the Journey

Research:
Catholic Encyclopedia: Mysticism – http://www.newadvent.org/cathen/10663b.htm
Christian Mysticism on Wikipedia – http://en.wikipedia.org/wiki/Christian_mysticism

Web Sites About Christian Mysticism:
The Thomas Merton Center – http://www.merton.org
Brian Robertson’s Blog on Christian Mysticism – http://www.christianmystics.com
Spiritual Sisters of the Internet Cafe - http://www.spiritualsisters.com