The Cave of the Lost Fraggle
From Muppet Wiki
| Written by | Michael Teitelbaum |
| Illustrator | Peter Elwell |
| Published | 1985 |
| Publisher | Holt, Rinehart and Winston |
| Series | |
| ISBN | 0030045541 |
Gobo challenges Red to explore the Cave of the Lost Fraggle, a place from which no Fraggle has ever returned.

