While exploring the caves around Dragon's Mouth Cavern, a series of unusual and somewhat frightening events convinces the Alden children that someone does not want them around.
- ISBN10 0807554111
- ISBN13 9780807554111
- Publish Date 1 January 1996 (first published 1 January 1995)
- Publish Status Active
- Out of Print 25 January 2021
- Publish Country US
- Imprint Albert Whitman & Company
- Format Hardcover
- Pages 128
- Language English