รูป อุทยานแห่งชาติ Kobuk Valley

• อลาสก้า
• นอร์ทเวสต์ อาร์กติก
• สหรัฐอเมริกา
• อเมริกาเหนือ
• โลก

Source: NPS Photo by Neal Herbert

Source: NPS Photo by Neal Herbert

Source: NPS Photo by Neal Herbert

Source: NPS Photo by Neal Herbert

Source: NPS Photo by Neal Herbert

Source: NPS Photo by Neal Herbert

Source: NPS Photo by Neal Herbert

Source: NPS Photo by Neal Herbert

Source: NPS Photo by Neal Herbert

Source: NPS Photo by Neal Herbert

Source: NPS Photo by Neal Herbert

Source: National Parks Service

Source: NPS Photo by Neal Herbert

Source: National Parks Service

Source: NPS Photo by Neal Herbert

Source: NPS Photo by Neal Herbert

Source: NPS Photo by Neal Herbert

Source: National Parks Service/Domain

Source: National Parks Service/Domain

Source: NPS Photo by Neal Herbert

Source: National Parks Service

Source: NPS Photo by Neal Herbert

Source: National Parks Service

Source: NPS Photo by Neal Herbert