True History of Cozumel, no BS
True History of Cozumel volume 2
Natural History of Cozumel
La Verdadera Historia de Cozumel, no es cuentos del abuelo!
Everything you need to know before you go to the ruins
A guide to the Mayan Ruins of San Gervasio
The surprising history that lies buried under this famous Mexican theme park
The History of Hoseshoes