In Latvian mythology, Austras Koks ("tree of the east" or "tree of the dawn") was a tree that grew from the start of Saules' (the sun's) daily journey across the sky. It is usually considered an oak.
... (1774-1809), leader of the first American expedition to cross the continent
David Livingstone, (1813-1873), explored south and east Africa, determined the course of ...