Viedma Glacier is a massive glacier located in the Southern Patagonian Ice Field at the southern tip of South America. It flows into Lake Viedma, shedding icebergs that eventually melt into the lake. The glacier terminus is about 2 kilometers wide and showcases crevasses and calving of ice. Viedma Glacier is part of Los Glaciares National Park in Argentina and Bernardo O'Higgins National Park in Chile.
It's possible to make a navigation. Also, if you hire a certify guide it's possible to do a 5 days trekking around the Glaciar from El Chaltén