Wonderland: The Kingdom of God. A real place, and a state of mind, where you are one with God. This place is found within you. First here on earth, and next, in the afterlife.
White Rabbit: The Holy Spirit, the Spirit of Truth.
Alice: The Child of God, the one who seeks Him.
The Puzzle: God's people, the Body of Christ.
The Map: The Bible and other holy scriptures.
Falling Through the Rabbit Hole: Moment of complete surrender to God.
The Castle/The Throne: The Heart of God. Oneness with Him.
Cheshire Cat: A Friend in disguise.
Red Queen: The Enemy of your soul.
Playing Card Soldiers: People that help the Enemy of your soul.
Find out more about these symbols and metaphors here.