You can see the coast, and I think you can see hills one tile in, but approaching the coast won't let you see deeper, even with sight=3.
Embark vision for Polynesia lets you aim your first few settlers better, so I think it's actually very nice, and lets scouts see equal distance whether on land or sea.
Embark vision for Polynesia lets you aim your first few settlers better, so I think it's actually very nice, and lets scouts see equal distance whether on land or sea.