In the Antarctic, an ice-strengthened expedition ship allows travelers to navigate channels that larger vessels can’t reach, offering more opportunities to spot whales, seals and penguins among the icebergs. Expedition Leader and certified Senior Polar Guide Colby Brokvist shares what life is like aboard our12-guest vessel—the newly retrofitted 144-foot SOLA—how the ship’s small size shapes explorations, what to expect on board and how to prepare for this remote polar voyage.