Wednesday's Brain Bender

Shadow and Other avid mountain climbers paid a lot of money to be the first to scale a mountain. After several days of climbing they finally reached the pinnacle, and to their dismay, found a cabin and three frozen bodies. Since Shadow and his fellow climbers were the first men ever to climb the summit, how could this be possible?

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Okay, as always the answer to be found in the comments later!

Update: Today we get two smartypants for the price of one! T1G from Drunken Wisdom had the "official" correct answer and Tige who writes at Blue Tige gets a smartypants sticker as well for coming up with a correct answer even though it was not the "official" one.

Also, a quick honorable mention to both CalTechGirl and Contagion for figuring out the "from the air" mode of transport. And to Alli and Kim for being the most creative. I just love that I can make my own rules....