Bridge of time

Best friends Lee Jones and Joan Lee have more in common than their twisted names, they have both learned that their parents are getting divorced, and while on their class trip to San Francisco they go off on their own to talk about the divorces and fall asleep but when they wake up they find the Golden Gate Bridge gone and they meet a man named Sam Clemens who is on the run from a mysterious stranger.

Lee Jones and Joan Lee have more in common than their twisted names. They have learned that their parents are getting divorced. On a class trip, they go off to talk about the divorces, fall asleep, and wake up to find the Golden Gate Bridge gone.