Roar. We heard an earthquake-like rumble.
In Glacier Bay, an enormous, luminous, turquoise chunk sheared off the icepack and dropped in the water. The Grand Pacific Glacier calved before our eyes, as it had for John Muir on his Voyages of Discovery into Southeast Alaska. While Muir traveled by dugout canoe with the Tlingit Indians, we cruised on a small tour boat with a National Park Service naturalist.
Check out the rest of the story of the story here: My Personal Glacier Bay.