They were among the bravest and hardiest men of their time, the first to explore the world's polar regions alongside men like Captain Scott and Ernest Shackleton. While these men might not have received the same recognition as Scott and Shackleton, they were still worthy of being immortalised in photographs that have now been brought to life in colour for the first time. Among the men pictured here is Tom Crean, and Irishman who served with both Scott and Shackleton including on the ill-fated Terra Nova Expedition to the South Pole, which he survived. Also pictured is Lawrence Oats, who...