Sisikon/Schieferneggtunnel Nr.15

Sisikon/Schieferneggtunnel Nr.15 is a local, lake dive site in central Switzerland. The site is associated with a tunnel feature in a freshwater setting, typical of Alpine lakes. Access is straightforward from nearby towns, with the closest hubs being Seelisberg and Isenthal within short driving reach, making it convenient for day trips. Depths are shallow to moderate, suitable for entry-level and experienced divers depending on the section explored. Expect clear freshwater conditions and typical lake wildlife common to Swiss lakes; visibility can vary with weather and water mixing. The site is best approached with local dive guidance to locate entry points and to navigate the tunnel safely. This is a training-friendly site for shallow explorations or drift lines through sheltered sections when conditions allow. Always check local regulations and weather before diving in this freshwater tunnel system.