The ghost of the Grand Canyon / Marsh, Carole

Young Christina and Grant go on a Grand Canyon trip with their mystery-writer grandparents and set out to solve a spooky mystery with Danielle and Marisa, the daughters of a local park ranger.

Four young friends manage to find themselves involved in mystery even when they visit the Grand Canyon.

Young Christina and Grant go on a Grand Canyon trip with their mystery-writer grandparents and set out to solve a spooky mystery with Danielle and Marisa, the daughters of a local park ranger.