The Kasnäs Geological Nature Trail is about 0.6 km as a loop on rocky forest and shoreline at Kasnäs in Kemiönsaari, Southwest Finland. Visit Kemiönsaari groups it with Kasnäs’s other shore walks and lists it at roughly 0.7 km on the regional trails overview, with full trail listings on the municipality’s activity map(...
Walk the loop in either direction; bloggers describe the climb from shore back onto rock in short stair sections.
Route direction
National Park
Area
Recreation Area
Recreation Area
The route is marked with small stone cairns and geology information boards rather than colour paint.
Route Signs
Open / Good Condition
Open / Good Condition
Hike / Walk
Activity
0.6 km
Distance
Allow about 20–40 minutes if you read the geology boards, or a shorter circuit if you only walk the loop.
Est. Time
Rocky forest and ancient-shore bedrock with short beach sections at the cliff foot; sturdy footwear helps on uneven stone.
Surface
Loop, Single Track
Route Type
Light Traffic
Traffic
Partial Shade
Shade
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Our data was researched from Kemiönsaari, and other trusted sources, in March 2026. Our route / place GPX data comes from Metsähallitus / Lipas, last updated March 2026. Always check their official website for safety-critical updates.