Longyearbreen, a glacier near Longyearbyen, Svalbard, offers a captivating Arctic experience. While accessible for viewing, guided tours are highly recommended, and often mandatory, for safe exploration due to polar bear presence and challenging terrain, making solo visits risky. Accessibility varies seasonally; summer allows for hiking, while winter and spring are ideal for snowmobiling, dog sledding, and ice caving within the glacier. Costs for guided excursions typically range from NOK 1000-2500+ per person for a 3-6 hour visit. Visitors should be prepared for cold, variable weather and adhere strictly to safety guidelines, including appropriate gear and never venturing onto the glacier without an experienced guide.