Hornsund, a remote fjord in Svalbard, is a pristine Arctic wilderness primarily visited via expedition cruise ships during the short summer season (June-September), when sea ice conditions allow access. Due to its extreme environment, prevalence of wildlife (including polar bears), and lack of infrastructure, guided tours are not just recommended but essentially mandatory for safe and informative exploration, making solo travel exceptionally challenging and often prohibited. A visit typically forms part of a longer 7-14 day Svalbard cruise, with time spent in Hornsund usually lasting a day or two, offering Zodiac cruises or carefully managed shore landings. Costs are high, reflecting the specialized nature of Arctic expeditions, often ranging from several thousands to tens of thousands of dollars. Visitors should prepare for cold temperatures, dramatic glacial landscapes, and exceptional wildlife viewing, adhering strictly to environmental and safety guidelines.