We loved the amazing scenery of Monument Valley. Our guide, Yvonne, was wonderfully engaging and we did not feel rushed during our tour. She was very happy to answer any questions we had about her culture and she offered clear explanations. As a couple turned up late to our tour, we ended up with a private tour with Yvonne--truly the icing on the cake! I have a snake phobia and Yvonne was very kind and reassuring that I would be safe on the tour (and we didn't see any snakes!). Yvonne provided ample water for us on the tour. Our only complaint is that the park entrance fee requirement was not clearly stated online when we booked the tour, so we were surprised to be asked to pay an additional $20 when we arrived. Besides this incident, the tour went as we expected.