Observe

Where to learn this skill from

Alternatively, this skill can be learned from any Adventure Guild Master when using any jobs below.
However, the level requirement still applies

Jobs

*	Job name	Job type
Favoured	Excavator	Adventure
Favoured	Chef	Trade
Favoured	Treasure Hunter	Adventure
Favoured	Biologist	Adventure
Favoured	Archaeologist	Adventure
Favoured	Naturalist	Adventure
Favoured	Astronomer	Adventure

You can specify a place that seems to have something