Lake Oesa
Lake Oesa is a body of water located at an elevation of in the mountains of Yoho National Park, near Field, British Columbia, Canada.
The lake gets its name from a Stoney language term for 'corner'. It can be reached via a climbing trail which starts at Lake O'Hara and ascends approximately. An alpine trail along the Yukness Ledges connects Lake Oesa to nearby Opabin Lake.
