A full-day loop from Bern that pairs Thun’s medieval streets with a scenic Lake Thun cruise and the dramatic St. Beatus Caves. Finish with a local cheese or chocolate tasting — an efficient, scenic introduction to the Bernese Oberland.
More ways to explore the area's outdoor wonders
You step out of Bern HB into cool alpine air, catch the clack of a regional train and, in less than an hour, the town of Thun unfolds: timbered facades, a river that pushes forward beneath wooden bridges, and the castle perched above like a practical lookout.
Difficulty
moderate
Duration
6–8 hours
Fitness Level
Moderate fitness for several hours of walking and stairs; suitable for most active travelers.
Wildlife
History
Thun grew as a medieval trade and river hub; Thun Castle (12th century) still overlooks trades routes that linked Alpine passes to European markets.
Conservation
Cave formations and lakeside habitats are fragile—stick to marked paths, avoid touching speleothems, and use public transport to reduce local traffic impact.
Reserve your spot on the From Bern: Thun City Tour, Beatus Caves, Lake Cruise and Cheese today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Wear sturdy, grippy shoes
Paths in Thun and the cave walkways include stairs and wet surfaces; trail shoes or hiking sneakers reduce slips.
Bring a waterproof layer
Mountain weather can change quickly even in summer; a lightweight rain shell keeps you comfortable during the boat segment.
Carry a refillable bottle
Caves and boats have limited refreshment options—refill before boarding to stay hydrated throughout the day.
Plan lunch timing
Boat lunch is optional and cash or card may be needed; eating earlier in Thun gives more flexibility for the cave schedule.
Waterproof hiking shoes
Provide traction on cobbles, wet cave steps and lakeside docks.
Light rain shell
Protects against sudden showers and wind on the boat.
spring
Refillable water bottle
Keeps you hydrated during the cruise and cave walk—water refill points are limited.
summer
Day backpack
Holds layers, camera, snacks and purchases from Thun's markets.