HSL → KYU

Koyukuk River Meanders

Spectacular aerial views of silver-blue oxbow loops and abandoned river channels carving through the silt.

Wildlife Refuge Heart

Fly over the core of the Koyukuk National Wildlife Refuge, a critical breeding ground for waterfowl and moose.

Yukon Confluence

As you approach Koyukuk, see the massive scale of the river system as it prepares to merge with the mighty Yukon.

Boreal Forest Canopy

Dense stretches of black spruce and birch trees that define the vast Alaskan interior wilderness.

Koyukuk Wetlands

A complex mosaic of thousands of kettle lakes and thermal ponds within the National Wildlife Refuge.

Nulato Hills Vista

Distant views of the rolling ridges that form the divide between the Koyukuk and Yukon River basins.