Title: The mystery of the Phantom pony
First published: 1993
Description: Searching the amusement park for a pony only Susan has seen, Susan and Kent track it to the Tunnel of Terror.  As they realize the pony is trapped inside, the train begins its test run.
Subjects: Fiction, Horses, Mystery and detective stories, Amusement parks
LC classification: PZ7.H1458 Myo 1993