from monterrey, take 85 south to town "el cercado" take right towards "cola de caballo falls" pass the falls, keep on going to town"cienega de gonzalez"cross town to green church on the left and take a right into the canyon. 4x4`s can make it all the way in. Normal cars park in first camping site on the right out of the river bed. Camping is free, but FINES are not!. NO TRASHING AROUND PLEASE!! if you take it in, you take it out!! (including cigarette buds, climbing tape, etc) DON`T CUT TREES get firewood at Kika`s. FREE water at the church. BEER AND FOOD available in town. ENJOY AND BE CORTEOUS WITH THE LOCALS