A swallowtail butterfly seeks nectar on a butterfly bush; Astoria, Oregon, United States of America PacificStock
Man riding a snowmachine up the Anaktuvuk River Valley at sunset, Gates of the Arctic National Park, Brooks Range, Arctic Alaska PacificStock
A White-crowned Sparrow (Zonotrichia leucophrys) perches in a tree; Astoria, Oregon, United States of America PacificStock
Female backpacker enjoying the view from the Harding Icefield Trail near Seward, Kenai Fjords National Park, Kenai Peninsula, Southcentral Alaska, Summer, HDR PacificStock