April 17 From Cuatro Ciénegas to Arteaga
Quaternary evaporitic eolian deposits in a continental endorheic basin. One of the most driest landscapes of Mexico. The tectonic origin of the gypsum is halokinesis.
April 18 From Arteaga to Linares
Mountainous terranes and plates from paleogenic tectonic deformation of Mesozoic sedimentary layers at Sierra Madre Oriental. Features of fluvial dissections due to very fast erosion rates inside in the river valleys!
April 19 From Linares to San Luis Potosí
Inside of a big polje, a karstic natural depression in the transitional zone of the Sierra Madre Oriental
April 20 From San Luis Potosí to Jalpan
Small planar karstic depressions (poljes) are present in the Cretaceous Carbonated Platform, just in the middle of “The Carso-Huasteco Province”.
April 21 From Jalpan to Querétaro
Transition from Carso Huasteco to TMVB