Glacial runoff thunders down from the mountain in a massive waterfall. Vast clouds of vapor glitter in the sunlight. You watch as the glacier calves a huge, jagged shard of ice, and it drops down into the valley below, crashing into the Chitina river.
Behind you, the two-seater Piper Super Cub waits silently, it's steel propeller glinting in the sun, it's massive, rubbery bush-wheels perfectly suited for a landing at the top of the world.