Buried Treasures of Texas: Legends of Outlaw Loot, Pirate Hoards, Buried Mines, Ingots in Lakes, and Santa Anna's Pack-Train Gold (Buried Treasures)
Buried Treasures of the American Southwest: Legends of Lost Mines, Hidden Payrolls and Spanish Gold (Buried Treasures)
Buried Treasures of the Rocky Mountain West: Legends of Lost Mines, Train Robbery Gold, Caves of Forgotten Riches, and Indians' Buried Silver (Buried Treasures)