David is repeatedly praised for his extensive knowledge of Arizona's history, geology, ecology, and astronomy.

The tour is tailored to interests, with comfortable transport, snacks, drinks, and equipment provided.

Reviewers highlight the spectacular views of stars, constellations, and planets, often enhanced with binoculars and telescopes.

The tour includes opportunities to see desert wildlife, sometimes even with 'critters' brought by the guide.

Pick-up/drop-off, comfortable seating/cots, and thoughtful amenities contribute to a relaxing experience.