Possible Clues:

• "Bering Sea Gold" setting
• Iditarod Trail city
• Alaskan metropolis
• City in western Alaska
• City that claims the world's largest gold pan
• U.S. city connected to the outside only by airplane, boat and sled
• Gold rush city
• The ___ Nugget (alliteratively named newspaper since 1897)
• Alaskan city on Norton Sound
• Alaskan city also known as Siqnazuaq