Our guide, Gentry, was outstanding. Extremely knowledgeable, energetic and passionate about what she does. She strategized our tour so that we got to see and do the most at the best time. The views of the Rockies are majestic & pictures just don’t do it justice. We saw prairie dogs, marmot, mule deer, 45 elk on the tundra & a Moose & her baby on the way out. Trip was well organized, lunch was just ok, time at each location was good. We had a 14 passenger van, and Gentry had a microphone so all could hear. I was fortunate to sit up front, so that added to my overall experience. I can imagine that one’s enjoyment of the park can correspond to the weather, we happened to have sunshine and could see for miles. As a solo traveler this was for sure the way to go (no need to rent a car, pay for gas, park entry fee & required entry reservation). So glad I did this.