Ski tunnel
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Ski tunnels make it possible to do cross-country skiing around the year. The temperature inside the tunnel is kept at a constant temperature with a few celsius minus degrees to avoid snow from melting.
Available ski tunnels:
- DNA Ski Tunnnel in Vuokatti, Finland
- Paippi in Paimio, Finland
- Jämi Ski tunnel at Jämi acvitivity-centre, Jämijärvi, Finland
- Fortum Ski Tunnel in Torsby, Sweden
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