Fälensee is a serene alpine lake located near Brülisau in the Appenzell Alps, at 1,447 m above sea level. Surrounded by rugged cliffs, lush meadows, and alpine forests, the lake is known for its crystal-clear water and peaceful setting. Accessible only by hiking, it’s a rewarding destination for both day trips and longer alpine adventures.

Who it’s recommended for

Nature lovers, hikers and outdoor enthusiasts, photographers, families with older kids who enjoy mountain hikes.

Best Season to Visit

• Late spring to early autumn (June–October): Trails are snow-free, mountain huts are open

How to Get There (only accessible by hike)

• By Car: Drive to Brülisau and park in the designated lots (paid, limited availability). Arrive early on weekends.

• By Public Transport: Train to Weissbad, then bus 192 to Brülisau, Kastenbahn. Hiking trails start near the bus stop.

Hiking Trails

• Brülisau – Sämtisersee – Fälensee: 2.5–3 hrs one way | Moderate | Scenic route via another alpine lake

• Hoher Kasten – Saxer Lücke – Fälensee: ~6 hrs loop | Challenging | Stunning ridge views and the iconic Saxer Lücke viewpoint

• Three-Lakes Hike (Seealpsee – Fälensee – Sämtisersee): 9–10 hrs | Demanding | Long full-day adventure linking three of Alpstein’s most famous lakes

Tips & Recommendations

• Start early if doing longer hikes and dress properly (bring waterproof clothing)

• Wear sturdy hiking boots; trails can be steep and rocky

• Bring enough water and snacks (hut meals are available but no shops nearby)