The Mystery of the Lost Mine
The Mystery of the Lost Mine is a part of the The Boxcar Children Mysteries A Stepping Stone Book ™ collections.
The Aldens take an RV trip to Arizona, where they learn about the Lost Dutchman Mine. An old legend says the mine is filled with gold! When an old prospector goes missing while searching for it, the Boxcar Children must find him before someone else gets to the treasure.