When Uncle Russ Hollister arrives from California and announces that he plans to search for a lost temple deep in the jungles of Yucat n, the Hollister family plunges into a new series of adventures. Uncle Russ, a commercial artist and cartoonist, has been given a map showing the temple's location and intends to use the trip as an opportunity to gather material for his cartoon strip. But others are also attempting to find the temple. On Russ's...