Crossed Trails in Mexico / Mexican Mystery Stories #3

Four young women traveling by car into Mexico find their holiday transformed into a sequence of interlinked mysteries: missing and concealed vehicles, a suspicious hitchhiker, warnings from locals, and perilous episodes at an isolated mine. Practical problem-solving and cooperation combine with the cautious watchfulness of their older chaperone as they investigate clues, face dangerous situations such as being trapped in dark shafts, and pursue leads that suggest smuggling and foul play. The narrative blends travel scenes and regional detail with suspenseful action, emphasizing friendship, resourcefulness, and steady amateur detective work by its youthful protagonists.