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Siétamo

Top 5 Lakes around Siétamo

Best lakes around Siétamo are primarily found as reservoirs within the nearby Sierra de Guara Natural Park. While Siétamo itself is not known for natural lakes, these man-made water bodies offer significant natural beauty and outdoor opportunities. The region is characterized by dramatic rock formations and serene water, providing a unique landscape for exploration. These reservoirs are key geographical features, drawing visitors for their scenic views and hiking trails.

Best lakes around Siétamo

  • The most popular lakes is Vadiello Reservoir

Last updated: May 23, 2026

Vadiello Dam

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This idyllic and solitary spot formed by the water of the reservoir, the river itself and its ravines and the monumental mallos that surround it, is a must-see for anyone …

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Montearagón Reservoir

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The Montearagón reservoir is a rush that collects the waters of the Flumen river and the waters of the Lijano ravine. The waters of this reservoir are mainly collected from the Gabardiella and Águila mountain ranges.

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Bridge

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After the tunnel through the Pico de Boron a unique panorama awaits you. A narrow stone bridge runs over the reservoir and gives you magnificent views of the surrounding mountains.

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Andriuu Coffi
November 8, 2022, Embalse de Montearagón

The Montearagón reservoir is a rush that collects the waters of the Flumen river and the waters of the Lijano ravine. The waters of this reservoir are mainly collected from the Gabardiella and Águila mountain ranges.

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This idyllic and solitary spot formed by the water of the reservoir, the river itself and its ravines and the monumental mallos that surround it, is a must-see for anyone who wants to get to know the Guara Natural Park and enjoy nature and silence. just fifteen minutes from the city of Huesca.

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Sebastian Kowalke
November 16, 2017, Puente

After the tunnel through the Pico de Boron a unique panorama awaits you. A narrow stone bridge runs over the reservoir and gives you magnificent views of the surrounding mountains.

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Between the deep canyons of the National Park, the Río Guatizalema is dammed here. Since this is a drinking water reservoir, absolute bathing prohibition prevails here! Enjoy the view from the dam and look down into the valley, where the river shoots out again.

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Frequently Asked Questions

What kind of lakes can I expect to find around Siétamo?

While Siétamo itself doesn't feature natural lakes, the area is known for its stunning reservoirs, primarily located within the nearby Sierra de Guara Natural Park. These include the Vadiello Reservoir and the Calcón Reservoir (also known as the Guara Dam), which offer dramatic landscapes and serene waters.

What are the main natural features to see at the Vadiello Reservoir?

The Vadiello Reservoir is renowned for its breathtaking scenery, featuring dramatic rock formations known as 'mallos,' such as the Ligüerri Synclines, Mitra, and Puro monoliths. The turquoise waters are surrounded by steep walls and canyons, creating a spectacular landscape.

Can I go swimming in the reservoirs around Siétamo?

No, swimming is generally prohibited in the Vadiello Reservoir as it serves as a drinking water source. While the reservoirs offer beautiful views and activities like hiking, direct water access for swimming is restricted to maintain water quality.

Are there hiking trails near the lakes around Siétamo?

Yes, the areas around both the Vadiello and Calcón Reservoirs offer numerous hiking opportunities. Popular routes include the challenging Vadiello, San Cosme, and El Huevo Loop (19.9 km) and the moderate View of the Calcón Reservoir loop from Aguas (13.9 km). You can find more details on these and other trails in the Hiking around Siétamo guide.

What kind of wildlife can I observe near the Vadiello Reservoir?

The Vadiello Reservoir is an excellent spot for birdwatching. You can often see various birds of prey, including Bearded Vultures, Griffon Vultures, Egyptian Vultures, and Golden Eagles, which nest in the surrounding rock walls. Other species like Red-billed Chough and Alpine Swift are also common.

Are there any family-friendly activities or trails near the lakes?

While some trails can be challenging, there are options for families to enjoy the scenic beauty. The Montearagón Reservoir is noted as family-friendly. When planning, look for shorter, less strenuous routes or viewpoints that offer easy access to the stunning landscapes.

What is the best time of year to visit the lakes around Siétamo?

The best time to visit is typically during spring (April-May) and autumn (September-October) when the weather is mild and pleasant for outdoor activities like hiking and birdwatching. Summer can be very hot, and winter might bring colder temperatures, though the scenery remains beautiful year-round.

Can I find viewpoints to admire the reservoirs?

Absolutely. The Vadiello Dam itself offers an idyllic viewpoint over the reservoir and its monumental mallos. Additionally, the View of Embalse del Calcón provides a spectacular panorama of the Calcón Reservoir within the Natural Park.

Are there other outdoor activities besides hiking near these lakes?

Yes, the region offers diverse outdoor activities. You can explore gravel biking routes, such as the Vadiello Reservoir – Montearagón Castle loop (100 km), or enjoy running trails like the Montearagón Castle loop from Quicena (8.9 km). For more options, check the Gravel biking around Siétamo and Running Trails around Siétamo guides.

What do visitors enjoy most about the lakes around Siétamo?

Visitors frequently highlight the peaceful and tranquil atmosphere, the stunning natural scenery with dramatic rock formations, and the excellent opportunities for hiking and birdwatching. The area is considered an ideal place to disconnect and immerse oneself in nature's silence.

Is there parking available near the Vadiello Reservoir?

Yes, parking is available near the Vadiello Reservoir, making it accessible for visitors arriving by car. It's advisable to arrive early during peak seasons to secure a spot, especially for popular trailheads.

Are dogs allowed on trails around the reservoirs?

Generally, dogs are permitted on trails in the Sierra de Guara Natural Park, but it's always recommended to keep them on a leash, especially in areas with wildlife or near protected zones. Always check specific local regulations or signage before your visit.

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