Six scholars sent, one surveyor returns
In 1761 Denmark sent six men to Arabia: philologist von Haven, naturalist Forsskål, physician Kramer, artist Baurenfeind, the servant Berggren, and surveyor Carsten Niebuhr. Within about two years of reaching Yemen, von Haven died at Mocha, Forsskål at Yerim, Baurenfeind and Berggren at sea, and Kramer in Bombay, all of disease. Niebuhr alone continued overland through Persia and Mesopotamia and reached Copenhagen in 1767.