Beddor, Frank.  The Looking Glass Wars.  New York:  Dial Books, 2006.  Print.
Alyss Heart, the rightful heir to the throne of Wonderland, is forced to run away by her evil Aunt Redd.  She escapes to Victorian London, where she is adopted and attempts to live with the memories of her real home.  After years go by, the residents of Wonderland seek Alyss out in an attempt to return the kingdom to its rightful ruler.  But can she win the throne or is it just wishful thinking?  As in the Water Trilogy when Nia must become accustomed to life as a land-dweller, Alyss must learn how to live in Victorian London.  Readers who appreciated the world building of the Water Trilogy, will like the similar elements in this book.

Gaiman, Neil.  Interworld.  New York:  Eos, 2007.  Print.
Joey Harker has the special ability to travel between dimensions.  When evil forces are brewing determined to conquer the world, Joey – and all the versions of himself from different dimensions – are called together as an army to save the world.  With multiple worlds existing withing one book, Interworld will appeal to readers looking for even more world building than what the Water Trilogy has to offer.

Lewis, C.S.  The Magician’s Nephew.  New York:  HarperCollins, 1994.  Print.
While not written first, this book is chronologically the first book in the Chronicles of Narnia series.  A well known alternate universe, this book tells the story of human children’s first interactions with Narnia and Aslan.  Fans of the Water Trilogy will greatly enjoy the dynamic way beings from different worlds interact with each other in Lewis’s works.

MacHale, D.J.  The Merchant of Death.  New York:  Aladdin, 2002.  Print.
Bobby Pendragon led a regular life, that is until he was transported through a subway station to the land of Denduron.  There people believe Bobby is the savior that will save them from an evil magical ruler.  Bobby must become the hero Denduron needs or risk never returning home.  Denduron is as well developed as Atlantis in the Water Trilogy.  Readers will connect Bobby to Corwin – outsiders whom were suddenly called upon to save a world they knew nothing about.

Mull, Brandon.  A World Without Heroes.  New York:  Aladdin, 2011.  Print.
In this book, not one, but two American teenagers are swept away to the world of Lyrian.  After attempting to return home, but unable to figure out how, Jason and Rachel accept a quest to find the syllables that make up the word that will destroy the evil emperor Maldor.  Fans of the Water Trilogy that enjoyed reading about the interactions of Nia and Corwin – two people from different worlds – will enjoy reading about Jason’s and Rachel’s interactions with Lyrian.