Potanin Glacier, nestled within Mongolia's remote Altai Tavan Bogd National Park, offers an extreme adventure for experienced trekkers. Accessibility is highly challenging, typically requiring a 4x4 vehicle to the park entrance followed by multi-day horse or foot trekking to reach the glacier's vicinity, with no public transport available. Due to its remote and rugged nature, guided visits with experienced local tour operators are highly recommended for safety, navigation, and logistical support, making solo trips inadvisable. The optimal visiting season is limited to the summer months (June to September) when weather conditions are most favorable; outside this period, extreme cold and heavy snow make access virtually impossible. This expedition is costly, involving significant expenses for specialized transport, guides, permits, and equipment, with typical multi-day (e.g., 7-10 day) trips to the region often running into several thousands of dollars per person. Visitors should anticipate a demanding trek at high altitudes, requiring good physical fitness, and must be prepared for unpredictable weather, basic camping facilities, and a complete lack of infrastructure.