Zion is a dry place, not a place where people die of thirst but rather where the ocean has given up her secrets.  The Star tarot is The Irrigation Card, Aquarius - you notice the darkside of the moon?  Well in quantum optics, that's an impossibility because you must observe particles of light to collapse the wave function and turn light waves into matter.  In revelations when there is no more sea - a new heaven and earth exists.  Zion means the dry place, not a place where people die of third but rather where the sea has given up all her secrets.