More to explore:
Tavurvur Volcano, Papua New Guinea
Mountain Rail, Yukon, Alaska
Clear lakes create an uninterrupted mirror effect when reflecting the clear blue skies and snow-capped mountains in Alaska.
Ward Lake in Ward Cove, Ketchikan, Alaska • photo: Carlos Rojas
Denali National Park, Alaska
College Fjord Glacier, Alaska
Volcanoes! Is there anything they can't do?