Ernest Shackleton was a British explorer known for his Antarctic expeditions in the early 20th century. His most famous journey was the Endurance expedition, which began in 1914. Shackleton and his crew aimed to cross Antarctica but became trapped in ice for nearly a year. Despite the harsh conditions, Shackleton demonstrated remarkable leadership and resilience. He and his crew eventually made a daring escape, traveling over treacherous ice and open water to reach safety. Shackleton's story is celebrated for its themes of survival, teamwork, and determination in the face of adversity.