Argentina’s Perito Moreno Glacier calves several times a day, as hundreds of visitors strain to see which side it will break off and capture the moment on their screens. The event, known as calving, ...

The event, known as calving, is a normal occurrence ... just 500 meters (1,600 feet) from Perito Moreno, offering panoramic views of the glacier against the Andes. Many also embark on guided ...