Henri Duveyrier
Henri Duveyrier (28 February 1840 – 25 April 1892) was a French explorer and geographer, known for his exploration of the Sahara. Life Duveyrier was born in Paris, the eldest child of Charles Duveyrier (1803–1866), a well-known dramatist, and his English wife Ellen Claire née Denie. Charles Duveyrier was a follower of the utopian philosophical movement started by Henri de Saint-Simon. In 1857 and 1858, Duveyrier spent some months in London, where he met Heinrich Barth, then preparing an account of his travels in the western Sudan. Duveyrier was Auguste Warnier's guest in 1857 at his home in Kandouri, a suburb of Algiers, where he met Oscar MacCarthy. On 8 March 1857 Duveyrier and MacCarthy left on a five-week trip to Laghouat and back. Duveyrier was fascinated by the Tuaregs he met on this trip and the next year gave an account of Tuareg customs to the Berlin Oriental Society. Later Duveyrier made an unsuccessful attempt to reach Tuat, which was stopped by the Tuaregs at El Goléa. Duveyrier left in May 1859 and after an exhausting journey returned to Warnier's house on 5 December 1861, emaciated and delirious with fever. In 1864, two years after returning to France, he