The ice caves were just $5. Few people climbed Rainier ... a little train of light moving up the dark flank of the mountain. McGregor dangled in the middle of the moulin like a spider on a line ...

She chipped chunks of ice from the cave walls, scraped up mineral deposits ... “I might be done with this mountain,” he said. Two weeks later, when the pain faded, he was immersed in planning for ...

A sudden surge of water from one cave to another ... can set off a chain reaction that bursts out of the ice as a full-fledged flood. Thawing mountain permafrost can also trigger floods.