Antarctic CircleHeading south across the Bransfield Strait, we begin to see the breathtaking outline of the Antarctic Peninsula. Wildlife sightings, including penguins, whales, and fur seals, become more frequent, as do dramatic ice sculptures. Should Antarctica’s unpredictable weather and ice permit, you will be among the lucky few to cross the Antarctic Circle, where the sun remains in the sky for 20 hours a day. Following a tradition first established by sailors crossing the equator, we’ll celebrate the occasion by… (Sorry, you just have to be there), before heading onward toward any number of historic and rarely visited British Survey bases, after which we turn back north.