Many also embark on guided treks, donning crampons and helmets to explore the glacier’s rolling terrain and peer into centuries-old, deep blue crevasses. Marcia Fortuna, a 46-year-old from Santa ...

World Glacier Day: Trekking the Blue Ice of Perito Moreno in Argentina EL CALAFATE, Argentina (AP) — A creak, a thunderous roar, and then the plunge: Argentina’s Perito Moreno Glacier calves ...

EL CALAFATE, Argentina (AP) — A creak, a thunderous roar, and then the plunge: Argentina’s Perito Moreno Glacier calves several times a day, as hundreds of visitors strain to see which side it ...