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Klammsee: Turquoise Reservoir Jewel of Kaprun

Turquoise Klammsee reservoir in Kaprun delivers effortless alpine lakeside loops with playgrounds, Kneipp pools and mountain panoramas after the Sigmund Thun Klamm ascent.

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Nestled at the end of the dramatic Sigmund Thun Klamm, Klammsee captivates with its striking turquoise waters framed by alpine peaks. This easy-loop trail offers serene lakeside strolls, family-friendly amenities like a playground and Kneipp facility, and stunning vistas perfect for relaxation amid Salzburg's natural splendor. A peaceful contrast to the roaring gorge below, it draws hikers seeking effortless beauty in the Hohe Tauern foothills.

A brief summary to Klammsee

  • Kaprun, AT
  • Free
  • Environment icon Outdoor
  • Mobile reception: 4 out of 5

Local tips

  • Combine with Sigmund Thun Klamm entry using the Zell am See-Kaprun Sommercard for free access to both.
  • Park at Klammsee lot or Sigmund Thun Klamm to start the loop; free parking available at both.
  • Visit mid-week to avoid peak summer crowds; early mornings offer the calmest waterside serenity.
  • Bring swimwear for summer wading; check water levels for optional barefoot fording spots.
  • Extend via Bürgkoglsteig for elevated lake views overlooking Kaprun valley.
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Getting There

  • Bus

    Take Bus 660 from Zell am See center to Kaprun/Sigmund Thun Klamm stop (20-25 min, €3-5 one-way), then 10-min walk uphill to lake.

  • Car

    Drive from Zell am See center via B311/B168 to Kaprun (15 min), park free at Klammsee lot; direct access to loop trailhead.

  • Bicycle

    Cycle Zell am See-Kaprun bike path along Salzach valley (25-35 min moderate uphill), lock at Klammsee parking.

  • Walking

    Hike 5-6km from Zell am See via Kaprun trails (1.5-2 hrs uphill), rewarding with valley views en route to reservoir.

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Discover more about Klammsee

Arrival at the Reservoir

The Klammsee emerges as a brilliant turquoise gem at the terminus of the Sigmund Thun Klamm in Kaprun, its waters held back by the 19-meter-high Bürgsperre dam constructed in 1947. As part of the Kaprun hydroelectric power plant, this 200,000 cubic meter day-storage reservoir captures the Kapruner Ache's flow, creating a serene alpine lake amid rugged terrain. The contrast between the thundering gorge waters below and the calm surface above defines its allure, inviting visitors to linger in this engineered yet natural paradise.

Easy Lakeside Circuit

The signature attraction is the gentle 17 Rundwanderweg Klammsee, a family-oriented loop trail circling the reservoir in about an hour. Flat paths wind along the shore, offering unobstructed views of the vivid blue water reflecting surrounding mountains. Naturkundliche panels along the route explain local flora, fauna, and the power plant's role, blending education with recreation. This accessible path suits all fitness levels, making it ideal for those winding down after the Klamm's steeper wooden stairways.

Family Amenities and Refreshments

Practical features enhance the visit: a Kneipp hydrotherapy basin invigorates feet with cool lake water, a children's playground sparks young imaginations, and a fitness parcours challenges mildly. The Klammseestüberl provides shaded seating with drinks and light bites in a Biergarten-style setting, operated by the local power company. These elements foster a relaxed, picnic-ready vibe, where families spread blankets and soak in the peaceful atmosphere under alpine skies.

Broader Context in Kaprun Valley

Situated in the Salzburger Land's Hohe Tauern region, Klammsee complements Kaprun's adventure offerings. Approach via the Sigmund Thun Klamm—a 320-meter-long, 30-meter-deep chasm carved by glacial melt—for a full experience, or park directly at the reservoir lot. Nearby, the Bürgkoglsteig climbs for panoramic overlooks, revealing the lake's scale against Kaprun village and distant glaciers. Seasonal events like illuminated night walks add cultural layers to this engineering-nature fusion.

Seasonal Shifts and Visitor Expectations

Summer transforms the site into a bathing spot with shallow entry points for wading, while cooler months highlight crisp reflections and foliage changes. The reservoir's water level fluctuates with power generation, occasionally allowing barefoot fording at low points instead of bridges. Expect a harmonious blend of tranquility and subtle activity—hikers pausing for photos, families at play—without crowds overwhelming the intimate scale. This spot rewards those attuned to alpine subtlety over high-drama spectacles.

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