An intricate maze of small lakes and waterways define the Yukon Delta at the confluence of Alaska's Ukon and Kuskokwim Rivers with the frigid Bering Sea. Wildlife abounds on the delta and offshore where sheets of sea ice form during the coldest months of the year.

This image can be found on ASTER Path 103 Row 76, center: 63.03 N, 163.62 W.