By Joshua Rapp Learn, Contributing Reporter
ARGENTINA – There is no doubt about it. Perito Moreno is one massive ice cube. It’s so big that it’s almost frightening, and with earth-shattering cracks it demands your constant attention as building sized chunks of pressure-packed snow are prone to fall off into the Argentine Lake at any moment. If you don’t stay alert, you have the distinct feeling that it may just creep up on you.
Perito Moreno, a huge glacier lying between Calafate and El Chaltén, is the world’s only glacier that is still advancing . . .