As spring turns to summer on the southeastern coast of Alaska, dramatic changes shape the landscape and waterways of this distant outpost. From the lengthy salmon run that stretches upstream from the Pacific, to migrating whales back for their first feed in 8 months, to the seasonal melt that diminishes the imposing ice fields of Glacier Bay. Everywhere you look, a humbling renewal of an ancient ecosystem is taking place, captured here with state-of-the-art film clarity.