My son and I took a Valley of Fire hike with Antonio in mid-July. We were the only ones on the hike, and said we wanted a bit of a challenge. We started immediately with an attention-getting climb up Turtle Rock in the White Domes area and took in the gorgeous early morning view. Antonio made it great -- he had thorough knowledge of the rocks, plants, and animals, told engaging stories, and took excellent pictures. At the end, my son (15 yo) said this hike was the best part of our entire LV trip and that Antonio might be "the most awesome person (he) has ever met." Pick-up and drop off were both on schedule, and safety was always the priority. Recommend this tour for all ability levels, but if you choose the more strenuous hiking option, Antonio is your guide!