We booked through the cruise line. It is pricey, but a lot of fun. Since we're paired up, would like to see prices lowered a bit, but do understand that the season is a bit short. My wife hadn't driven off-road before, so I drove first. The guides were great and knowledgeable. The views are spectacular. Was great learning about the area and vegetation. Spruce tips are tasty! The crew at the shop, led by Bethany(?) were great.