Hiking along the Antarctic Peninsula

A breaching humpback whale

Dramatic lighthouse near Ushuaia, Argentina

An up-close view of an iceberg

The world's southernmost city, Ushuaia, Argentina

An ice cave carved from a tabular iceberg

An up-close view of a tabular iceberg

Navigating the ice fields in a Zodiac

An up-close encounter with an Emperor penguin

An Emperor penguin returns from the sea

Navigating bergy bits

Chinstrap penguins return to the sea at Bailey Head

The chinstrap penguin colony on Bailey Head

A Zodiac cruise gives an close-up view of Antarctic ice.

Kayakers observe wildlife hauled out on an ice floe.