11. Gasherbrum I Base Camp Trek (Pakistan)

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Trek to Gasherbrum I (Hidden Peak), the  world’s eleventh‑highest mountain, deep in Pakistan’s remote Karakoram  Range. The Gasherbrum I Base Camp trek forms part of the legendary  Baltoro Glacier route—one of the world’s most spectacular high‑altitude  journeys. This expedition leads you into the heart of the Karakoram,  surrounded by multiple 8,000‑metre giants,. The base camp is also used  for Gasherbrum II. 

(Note: Gasherbrum I's North Base Camp is located in Xinjiang, China)

Photo credit: Olaf Rieck (Wikipedia)

• Summit Elevation: 8,080 m (26,509 ft)
• Base Camp Altitude: ~ 5,000 m (~16,404 ft)
• Highest Trekking Point:  Gasherbrum I/II base camp
• Duration: ~16-20 days
• Difficulty Rating: Very hard
• Best Season: June-September
• Starting Point: Askole, Pakistan
• Total trekking distance (return): ~160- 200 km

• Trek on the magnificent Baltoro Glacier
• Visit Concordia, surrounded by four 8,000m peaks
• Spectacular views of Gasherbrum I and II
• Experience the raw beauty of the  Karakoram Range
• Encounter Balti culture and mountain hospitality

This trek follows the same route used for K2, Broad Peak, and  Gasherbrum II base camps, offering one of the most spectacular mountain  landscapes on Earth. You’ll traverse the vast Baltoro Glacier, camp at  Concordia—where several major glaciers converge—and continue onward to  the Gasherbrum I/II base camp. Though physically demanding, the journey  rewards you with unparalleled views of some of the world’s highest and  most beautiful mountains. The remoteness and grandeur of the Karakoram  make this a truly epic adventure. 

Same approach route for K2 and Broad Peak base camps)

• Day 1: Fly Islamabad (~666 m) → Skardu (~2,230 m)
• Day 2: Drive Skardu → Askole (~3,040 m)
• Day 3: Askole → Jhola (~3,200 m)
• Day 4: Jhola → Paiju (~3,400 m)
• Day 5: Rest / acclimatization at Paiju (~3,400 m)
• Day 6: Paiju → Urdukas (~4,050 m)
• Day 7: Urdukas → Goro II (~4,380 m)
• Day 8: Goro II → Concordia (~4,600 m)
• Day 9: Concordia → Gasherbrum I/II Base Camp (~5,150 m) → Return to Concordia
• Day 10: Concordia → Goro II (~4,380 m)
• Day 11: Goro II → Urdukas (~4,050 m)
• Day 12: Urdukas → Paiju (~3,400 m)
• Day 13: Paiju → Jhola (~3,200 m)
• Day 14: Jhola → Askole (~3,040 m)
• Day 15: Drive → Skardu (~2,228 m)
• Day 16: Fly Skardu → Islamabad (~ 666 m)