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Switzerland
Ticino

Carassino Valley High Route

Hard

6

runners

Carassino Valley High Route

02:51

19.9km

990m

Running

This difficult 12.4-mile (19.9 km) loop run from Lago di Luzzone to Passo di Piotta offers alpine views, but parts are not suitable for jogg

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

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1

273 m

Lago di Luzzone and Luzzone Dam

Highlight • Lake

Lake Luzzone is located in the upper Blenio valley at 1590 meters above sea level. It is an artificial basin originating from a 225 meter high dam and completed in 1963.

Translated by Google •

Tip by

2

5.78 km

Cima Sgiu

Highlight • Summit

Cima Sgiu is the highest point of the massif and offers a splendid view of the Torrone di Nav-Cima della Negra chain.

Translated by Google •

Tip by

3

10.2 km

Passo di Piotta and Cappella di Termine

Highlight • Mountain Pass

The Piotta pass, immersed in spectacular Swiss nature, divides the Carassino valley from the Blenio valley.

Translated by Google •

Tip by

B

19.9 km

End point

Parking

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Way Types & Surfaces

Way Types

13.6 km

3.42 km

2.81 km

112 m

Surfaces

11.2 km

4.85 km

2.38 km

1.30 km

186 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

Powered by Foreca

Monday 13 July

25°C

13°C

73 %

Additional weather tips

Max wind speed: 5.0 km/h

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Frequently Asked Questions

Is this loop run truly suitable for jogging?

While the route is labeled as a loop run, it's important to note that the section around Passo di Piotta is described as a "black difficulty alpine wilderness trail" and is primarily for downhill use. This part involves steep, uneven, and potentially rocky terrain, making it generally unsuitable for casual jogging. The areas directly around Lago di Luzzone offer more jog-friendly paths.

What is the terrain like on this route?

The terrain varies significantly. Around Lago di Luzzone, you'll find some relatively easy and accessible paths, including a well-lit footpath near the dam. However, as you ascend into the surrounding mountains and approach Passo di Piotta, the trails become much more challenging. Expect steep, uneven, and potentially rocky surfaces, characteristic of alpine wilderness. Good fitness and sure-footedness are essential for these sections.

Where can I park to access the trail?

Parking is generally available near Lago di Luzzone. Look for designated parking areas close to the dam or the tunnel and bus stop, which serve as common starting points for routes in the area.

What are the best times of year to undertake this route?

The best time to visit is typically during the late spring, summer, and early autumn months (June to September) when the alpine passes are clear of snow and weather conditions are more stable. Outside of these months, snow can make higher sections impassable or extremely challenging, especially around Passo di Piotta.

Are dogs allowed on the trail?

Generally, dogs are permitted on trails in this region of Switzerland. However, given the challenging and potentially technical nature of sections like Passo di Piotta, ensure your dog is fit and accustomed to difficult alpine terrain. Always keep dogs on a leash, especially in areas with livestock or wildlife, and be mindful of other trail users.

Do I need any special permits or pay entrance fees for this route?

No specific permits or entrance fees are typically required for hiking or running on the public trails in the Lago di Luzzone and Blenio Valley area. However, always respect local regulations and private property.

What can I see along the route?

You'll experience stunning alpine vistas throughout. Key highlights include the impressive Lago di Luzzone and its Dam, a notable engineering marvel. Further along, you'll encounter Cima Sgiu, offering panoramic views, and the area around Passo di Piotta and Cappella di Termine, which provides a rugged alpine experience.

Does the trail intersect other well-known paths?

Yes, sections of this route overlap with other established trails. You will find it intersects with parts of the Diga di Luzzone - Capanna Adula CAS and the Via Alta Carassina.

What should I bring for this difficult route?

Given the route's difficult rating and alpine sections, you should bring sturdy hiking or trail running shoes with good grip, appropriate layers of clothing for changing mountain weather, plenty of water and snacks, a map or GPS device, and sun protection. Trekking poles can be very helpful, especially on the steep descents.

Are there any family-friendly alternatives near Lago di Luzzone?

While the full loop to Passo di Piotta is not suitable for families or casual jogging, the immediate area around Lago di Luzzone offers easier, well-maintained paths. These are more suitable for a leisurely stroll or light jog with family, providing beautiful views without the extreme difficulty of the higher alpine sections.

Is there public transport access to Lago di Luzzone?

Yes, there is public transport available to the Lago di Luzzone area. A bus stop is located near the tunnel, providing access to the reservoir and its surrounding trails. This can be a convenient option for reaching the starting point.

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