Stock photography, photos: Memorial in Timbuktu - Mali Stock photos of Memorial plaque to Rene Caille and his house in Timbuktu, Mali in West Africa. On April 20th 1828, the French explorer Rene Caille reached the legendary city of Timbuktu. Photograph: © Robert Burch Click for a larger image and more information Keywords associated with this stock photo: mali, Africa, west Africa, Timbuktu, explorer, rene caille