Tracing the origin of Margerie Glacier in Glacier Bay of southeast Alaska, June 2011. This 21-mile-long glacier extends all the way from the south slope of Mount Root at the Alaska-Canada border.
August 23, 2011
Tracing the origin of Margerie Glacier in Glacier Bay of southeast Alaska, June 2011. This 21-mile-long glacier extends all the way from the south slope of Mount Root at the Alaska-Canada border.
August 23, 2011