Matthew, our guide, was extremely beyond knowledgeable! I chose the easy hike and it was two miles and I would say I’m a very fit person, so I was fine. This is not for people who are not interested in walking and I did in in the morning so weather got gradually warmer. I was lucky to see big horn sheep. I wonder a lot, so I ask a LOT of questions and it made the hike great because so much fascinating Info came up. Loved this! Made my trip to Vegas fantastic.