Greg is consistently praised for his extensive knowledge of San Francisco history, plants, and the local area.

The mosaic stairways are described as gorgeous and the views from the top are often called spectacular and breathtaking.

Reviewers repeatedly mention that the tour is fun, interesting, and that Greg keeps everyone engaged.

Greg is noted for taking photos, sharing them with the group, and providing local tips.

The tour is described as easy walking, not strenuous, and suitable for various fitness levels.