Stock photography, photos: Fort San Cristobal, San Juan, PR Stock photos of Fort San Cristobal Year 1634 in Old San Juan Puerto Rico Photograph: © Bill Bachmann Click for a larger image and more information Keywords associated with this stock photo: Fort San Cristobal,,Old San Juan, Puerto Rico, vacation, holiday, travel, tourism, getaway, retreat, escape, sky, sun, sunshine, warm, tropical, Caribbean, island, paradise, carefree, wet, freedom, military,history,historic, cannon balls, fortress, strategic