Rebecca and the Hall of Doors — Robert Turner

10-year-old Rebecca Tyler finds her way into the adventure of a lifetime when she accidentally stumbles into the Hall of Doors and comes face to face with 10-year-old Maria Hart. The Hall of Doors deposits the girls in various cities around the United States where they meet several friends who help them along. Together, the girls go through a series of adventures as they try to find their way back to their individual homes.