4.5
(281)
999
hikers
32
hikes
Hiking around Castelnuovo Di Val Di Cecina offers diverse landscapes characterized by significant geothermal activity, earning it the name "Devil's Valley." The region features geysers, fumaroles, and steaming vents, particularly around Sasso Pisano. Trails traverse varied terrain, from mountainous areas and Mediterranean scrub to extensive oak and chestnut forests. Hikers can also explore historical sites and medieval villages integrated into the natural environment.
Last updated: October 10, 2026
4.7
(73)
223
hikers
6.66km
02:12
250m
250m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
4.8
(41)
134
hikers
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.

4.7
(25)
91
hikers
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
4.7
(9)
20
hikers
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
4.5
(11)
20
hikers
Moderate hike. Great for any fitness level. Mostly accessible paths. Sure-footedness required.
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The view from Monterotondo Marittimo offers a unique panorama of the Tuscan Metalliferous Hills, stretching between dense green woods, medieval villages, and the volcanic and surreal landscapes of [Parco delle Biancane](index:0.6.1, 0.6.3), characterized by geothermal steam and fumaroles visible from the town's viewpoints.
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Sasso Pisano is a charming medieval village perched on a rocky outcrop in the Devil's Valley, a hamlet of the municipality of Castelnuovo di Val di Cecina (Pisa). This village is famous throughout Tuscany for its extraordinary geothermal nature, characterized by fumaroles, geysers, and spontaneous borax vents that create a fascinating "lunar" landscape.
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Sasso Pisano is one of the most fascinating destinations in the Devil's Valley in Tuscany, famous for its extraordinary natural geothermal manifestations, thermal waters, and characteristic medieval village.
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The village of Sasso Pisano is a charming hamlet in the municipality of Castelnuovo di Val di Cecina, located in the province of Pisa, in the heart of the picturesque geothermal area of Tuscany.
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The Biancane Natural Park in Monterotondo Marittimo offers a unique panorama, where the white lunar-like terrain and smoking fumaroles overlook the Tyrrhenian coast. The experience is totally free and can be visited independently. The geothermal phenomenon is concentrated in the spectacular "Valle del Diavolo", located just a few minutes from the town center.
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The Biancane Geothermal Natural Park, located in Monterotondo Marittimo (Grosseto), is an extraordinary protected geosites where geothermal energy surfaces, creating a lunar and surreal landscape nicknamed the "little Iceland of Tuscany". The park gets its name from the pure white color of the rocks, caused by the chemical reactions of sulfurous gases on limestone. Entrance to the park is completely free and it is open 24 hours a day, all year round.
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Beer and food! And the brewery is right inside the venue.
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The view of the geothermal cooling tower of Monterotondo Marittimo (GR) is a peculiar example of integration between industrial architecture and natural landscape, often described as a striking contrast between technology and the wild nature of the Colline Metallifere.
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The region, often called the "Devil's Valley," is renowned for its fascinating geothermal activity. Hikers can experience natural phenomena like geysers, fumaroles, and steaming vents, particularly around Sasso Pisano. This unique landscape, combined with diverse terrain ranging from mountainous areas to Mediterranean scrub and ancient forests, offers an otherworldly hiking experience.
There are over two dozen hiking routes around Castelnuovo Di Val Di Cecina, catering to various skill levels. You'll find options ranging from easy strolls to more challenging treks through the region's diverse landscapes.
Yes, the area offers several easy trails. For instance, the region has 2 designated easy routes, making it accessible for those new to hiking or families looking for a gentle outing. These paths often lead through scenic areas without significant elevation changes.
Hikers can explore a variety of natural landmarks. The geothermal parks, such as Biancane Nature Park and Le Biancane Geothermal Park, showcase the region's unique steaming vents and fumaroles, including the Fumaroles in Valle del Diavolo. You might also encounter the La Buca delle Fate cave or the picturesque Caselli Waterfalls.
Yes, many trails in Castelnuovo Di Val Di Cecina are designed as loops, allowing you to start and end at the same point. A popular example is the Sasso Pisano Village – Geothermal Park of Sasso Pisano loop from Sasso Pisano, which explores the unique geothermal park and surrounding village.
The trails in Castelnuovo Di Val Di Cecina are highly regarded by the komoot community, holding an average rating of 4.7 stars from over 200 reviews. Hikers often praise the unique geothermal landscapes, the diverse forests, and the well-integrated historical elements along the routes.
Absolutely. The landscape transitions from mountainous terrain to vast oak and chestnut forests. Many trails, such as the Chestnut Forest – View of Sasso Pisano loop from Sasso Pisano, lead through these abundant woodlands, offering shade and a different natural experience.
Yes, the geothermal features are a major draw. The Smoking Lands Trail: Sasso Pisano to Monterotondo is an excellent choice for experiencing the region's geysers and fumaroles firsthand. Another great option is the Geothermal Park of Sasso Pisano – Fumarole of Sasso Pisano loop from Sasso Pisano.
The diverse terrain and geothermal activity make Castelnuovo Di Val Di Cecina enjoyable across multiple seasons. Spring and autumn offer pleasant temperatures for exploring the trails and forests. Even in winter, the steaming vents and fumaroles create a unique, atmospheric experience, though some higher elevation paths might require more preparation.
Yes, the hiking trails often weave through areas rich in history. You can explore medieval fortified villages like Montecastelli Pisano, which features an Etruscan hypogeum, or discover remnants of old copper mines. The town of Castelnuovo itself, with its medieval architecture, also offers a glimpse into the past.
The trails in Castelnuovo Di Val Di Cecina offer a range of difficulties. While there are 2 easy routes, the majority (16 routes) are considered moderate, providing a good balance of challenge and accessibility. For more experienced hikers, there are also 6 difficult trails available.


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