The largest mountain range, by far, is known as the mid-ocean range system and the vast majority of it is under the ocean.

The powerful earthquake was recorded in the Drake Passage, a maritime zone between the tip of South America and Antarctica.

The Chilean government estimated the waves would first hit bases in Antarctica before reaching Chile's southernmost ... for ...

Thousands were evacuated after a 7.4 magnitude earthquake struck off Chile's southern coast on Friday morning.

A magnitude 7.4 earthquake off the coast of Argentina triggered a tsunami alert in southern Chile, prompting evacuations in ...

Chilean authorities have issued a tsunami warning for the country's southernmost region after a major 7.5-magnitude ...