Valkmusa National Park protects a landscape of southern Finnish bogs, mires, pools, and open wetland, reached from Kotka as an easy nature excursion. Duckboard trails let you cross ground that would otherwise be wet and fragile, opening wide views that feel very different from forest walking.
It is a strong choice for birdwatchers and travellers who like quiet northern landscapes. Bring mosquito protection in season, stay on marked routes, and do not expect dramatic peaks; Valkmusa is about space, peatland, sky, and small details.