Over there; at or in a remote or distant place; far away.
From middle english yon, from old english geond, from proto-germanic *jand.
- Yon mountain is where I grew up.
- Yon river is the one we're going to cross.
- Yon city is the capital of the country.
- Yon horizon is where the sun sets.
- Yon castle is in ruins.