[3] Other notable deposit structures, that are open to the public include La Cocina (the Kitchen) – a cavern with formations, that have striking similarities to that of certain kinds of food.
[4][5] The limestone of the Nombre de Dios Grottoes formed approximately 160 million years ago, during the Late Jurassic when the region of modern Chihuahua represented the sea floor of the Tethys Ocean.
Another source claims that the name 'Nombre de Dios' relates to a group of Franciscans, who had travelled and survived a journey to what is now the city of Chihuahua, thanking God when they reached the settlement.
Prior to the official launch of the Nombre de Dios Grottoes Project at the end of the twentieth century, two groups of people were trapped due to poor preparations and died while attempting to explore the caves.
Since 1996 professor Manuel Reyes of the Faculty of Engineering of the Autonomous University of Chihuahua made several visits to explore the chambers and do preliminary studies in order to prepare the caverns for public access, which he completed on the 5th July 1999.