Best natural monuments around Deximumannu/Decimomannu are found within the broader Gutturu Mannu Regional Natural Park, a significant natural preserve in southwestern Sardinia. Decimomannu, a town with Roman-era remnants, serves as a gateway to this vast natural landscape. The region is characterized by dense forests, granite massifs, and critical habitats for wildlife. Its strategic location allows access to numerous natural attractions, offering diverse outdoor experiences.
Last updated: May 16, 2026
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At the gates of Cagliari, the Conti Vecchi salt pans are an immense natural area and an industrial archaeology site. Salt, nicknamed "white gold", has been extracted here for decades and this place, owned by Conti Vecchi, is now enhanced by the Fondo Ambiente Italiano. To visit them, here is the dedicated page on the FAI website: https://fondoambiente.it/luoghi/saline-conti-vecchi/visita.
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Great tour 💪🏼 then light a kefir! 🚀🍦
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Less busy alternative for entering Cagliari
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Discover the WWF Nature Reserve Monte Arcosu: the largest Maccia Mediterranea forest in the Mediterranean, located in Uta, Assemini and Siliqua. This 3,700 hectare reserve is part of the Gutturu Mannu regional park, established in 2014. Landscape & Flora Embedded in the 35,000 hectare Monte Arcosu-Piscinamanna forest complex, the picture is characterized by steep valleys and elevations over 1,000 meters high. In addition to oaks, cork oaks and myrtle, you will find 46 endemic plant species and 20 orchid species. A highlight: the endemic mushroom Ramaria arcosuensis. wildlife The protected area is home to the Sardinian deer, which was saved from extinction in the 1980s, as well as wild cats, Sardinian geotritons and rare birds such as the Sardinian goshawk. social commitment The “Oasi del Cervo e della Luna” project, launched in 2020, promotes social integration in cooperation with the Domus de Luna Foundation. The project offers work and support to disadvantaged people. Visits Organized by "Oasi del Cervo e della Luna", the reserve opens on Saturdays, Sundays and public holidays. Winter: 9:00 a.m. - 5:00 p.m.; Summer: 9:00 a.m. - 7:00 p.m. You can find more highlights and tours in and around Cagliari here: https://www.komoot.de/collection/2433150/-cagliari
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Various hiking trails lead through the WWF oasis. The nature and the views of the mountains are fantastically beautiful.
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On the hike through the WWF oasis there are always wonderful views. Nature is just gorgeous.
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A hike through the WWF oasis is fantastic. The nature and the views are magnificent!
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The most significant natural monuments are primarily found within the vast Gutturu Mannu Regional Natural Park. Key highlights include the Oasi del Cervo e della Luna – Monte Arcosu Wildlife Sanctuary, which is the largest Maccia Mediterranea forest in the Mediterranean and a critical habitat for the Sardinian deer. Another notable site is the Mitza Fanebas Spring, known for its perennial waterfalls and natural pools.
Yes, the region offers family-friendly options. The Saline Conti Vecchi, while also an industrial archaeology site, is an immense natural area that is considered family-friendly. The Mitza Fanebas Spring, with its natural pools and equipped picnic areas, also provides a pleasant setting for families to enjoy nature.
The natural monuments, especially within the Gutturu Mannu Regional Natural Park and the Oasi del Cervo e della Luna – Monte Arcosu Wildlife Sanctuary, are critical habitats for various species. You can expect to see the Sardinian deer, which was saved from extinction here, as well as wild cats, Sardinian geotritons, and rare birds like the Sardinian goshawk.
The Oasi del Cervo e della Luna – Monte Arcosu Wildlife Sanctuary offers nine different hiking trails of varying lengths and difficulty levels, starting from the visitor center. You can also explore the WWF Oasi Monte Arcosu Rocky Trails for exciting paths and mountain views. For more options, check out the dedicated hiking guide for the area: Hiking around Deximumannu/Decimomannu.
The Gutturu Mannu Regional Natural Park and its monuments can be enjoyed throughout much of the year. Spring and autumn generally offer pleasant temperatures for hiking and exploring. The Oasi del Cervo e della Luna – Monte Arcosu Wildlife Sanctuary is open on Saturdays, Sundays, and public holidays, with winter hours from 9:00 a.m. - 5:00 p.m. and summer hours from 9:00 a.m. - 7:00 p.m.
Yes, there are several excellent viewpoints. The View from the Rocky Outcrop provides incredibly beautiful mountain views, making it an ideal spot for a break. Additionally, the View of the mountains in WWF Monte Arcosu Nature Reserve offers wonderful natural scenery, though some paths can be rocky, requiring sturdy shoes.
Beyond hiking, the area around Decimomannu offers various outdoor activities. You can find numerous running trails, such as the 'Running loop from Deximumannu/Decimomannu', detailed in the Running Trails around Deximumannu/Decimomannu guide. Road cycling is also popular, with routes like 'Siliqua Town Center – Church of Santa Maria, Uta loop from Decimomannu' available in the Road Cycling Routes around Deximumannu/Decimomannu guide.
The region, particularly within the Gutturu Mannu Regional Natural Park, is characterized by dense forests of holm oaks and cork oaks. The Oasi del Cervo e della Luna – Monte Arcosu Wildlife Sanctuary boasts 46 endemic plant species and 20 orchid species, including the endemic mushroom Ramaria arcosuensis. Around the Mitza Fanebas Spring, you'll find lush wetland plants, with oleanders being particularly prominent.
Yes, the natural landscape often intertwines with historical elements. The Mitza Fanebas Spring, for instance, historically supplied water to the ancient Nuragic village of Fanebas. The Saline Conti Vecchi is a significant industrial archaeology site, showcasing decades of salt extraction within an immense natural area.
When hiking in the natural parks around Decimomannu, especially on trails like those in the WWF Oasi Monte Arcosu, sturdy shoes are highly recommended due to rocky paths. Dressing in layers is advisable to adapt to changing temperatures, and bringing enough drinking water is essential, as amenities like bars or kiosks are rare within the reserves.
The Gutturu Mannu Regional Natural Park is one of Italy's largest and most extensive forests, offering immense natural value. Its name, meaning 'great gorge,' refers to a canyon popular with hikers. The park features a diverse landscape of dense forests, granite massifs, and significant waterways, providing a critical habitat for wildlife like the Sardinian deer and offering numerous trails for hiking and gravel cycling.
Decimomannu is strategically located, allowing easy access to the Gutturu Mannu Regional Natural Park. Visitors typically travel a short distance towards municipalities like Assemini or Uta, which are encompassed by the park. The Oasi del Cervo e della Luna – Monte Arcosu Wildlife Sanctuary, for example, is located in Uta, Assemini, and Siliqua.


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