Joshsua Slocum spent a lifetime at sea. He ran away from his Nova Scotia home at the age of 14 and for the next 35 years he sailed the world holding every shipboard rank. When a ship under his command was wrecked on the coast of Brazil in 1887, it seemed that his maritime career had ended in disgrace. Not one for retiring to earthly pastures, Slocum rebuilt a hundred- year-old sloop and set off for Boston in 1895 on the first single-handed circumnavigation...

Charles Darwin joined HMS Beagle when he was just 22 at the request of Captain FitzRoy, who wanted to have a naturalist on board. The ship set sail from Plymouth Sound on 27 December 1831 and returned nearly five years later on 2 October 1836. The journey took Darwin from the Cape de Verde Islands to Mauritius, visiting locations as varied as Brazil, Tierra del Fuego, the Galapagos archipelago, South Africa, New Zealand and the Azores. Darwin's book...