The world’s deepest and oldest freshwater lake, holding a fifth of the planet’s unfrozen fresh water and freezing into turquoise ice in winter.
Highlights
- Turquoise winter ice
- Olkhon Island
- Endemic freshwater seals
At a glance
- Type
- Lake
- Country
- Russia
- Region
- Irkutsk
- Continent
- Asia
- Best seasons
- summer, winter