4.4
(1113)
3,153
hikers
13
hikes
Hiking around Parco Regionale Valle del Treja offers routes through a landscape shaped by ancient volcanic activity and the erosive power of the Treja River. The terrain features deep gorges carved into volcanic tuff, alongside lush vegetation and the river itself. Medieval villages like Calcata and Mazzano Romano are perched on tufaceous cliffs, providing historical points of interest. The park's diverse environment includes mixed forests and riverine habitats.
Last updated: May 10, 2026
4.6
(29)
68
hikers
5.60km
01:33
100m
90m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
4.7
(61)
175
hikers
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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3.8
(5)
11
hikers
4.66km
01:15
60m
60m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
4.7
(55)
173
hikers
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.5
(11)
33
hikers
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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Popular around Parco Regionale Valle del Treja
I highly recommend mosquito spray.
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Only gate giving access to the old center of Calcata.
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Examples of history at your fingertips to explore on a beautiful sunny day
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Magnificent little houses perched on a tuff spur
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Simple paths and along the river. Relaxing and super fresh. Suitable for everyone
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Beautiful waterfalls found on the Via Francigena between Sutri and Campagnano di Roma... it's a shame that their waters are particularly polluted.
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Bridge that allows you to cross the Treja river to change sides
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The park is characterized by its unique geological formations, shaped by ancient volcanic activity and the erosive power of the Treja River. You'll find deep, steep gorges carved into volcanic tuff, lush vegetation, and the river itself, which creates a verdant and shady environment. The famous Monte Gelato Waterfalls are a prominent natural attraction.
Yes, the park is rich in history. You can explore the medieval villages of Calcata Vecchia and Mazzano Romano, perched dramatically on tufaceous cliffs. The area also holds traces of ancient Faliscan civilization, with archaeological sites like Narce and Monte Li Santi, and the ancient Via Amerina passing through the valley.
Yes, the park offers several easy routes suitable for families. For example, the Monte Gelato Waterfalls – Treja River Crossing loop from Treja is an easy 4.7 km (2.9 miles) trail that takes about 1 hour 15 minutes, perfect for a leisurely outing to see the waterfalls.
Generally, dogs are welcome on trails in Parco Regionale Valle del Treja. However, it's always recommended to keep them on a leash, especially in areas with wildlife or near historical sites, and to check for any specific local regulations or protected areas within the park where restrictions might apply.
The mild spring and autumn months are ideal for hiking in Parco Regionale Valle del Treja. During these seasons, the foliage is vibrant, and the temperatures are pleasant, making for a comfortable and scenic experience. Summers can be warm, but the riverine areas offer shade.
Yes, many of the trails in Parco Regionale Valle del Treja are designed as circular routes. For instance, the Calcata Loop Trail is an easy 5.6 km (3.5 miles) circular route exploring the area around the historic village of Calcata.
The park offers a range of trails suitable for various abilities. You'll find easy strolls, such as the 4.7 km (2.9 miles) Monte Gelato Waterfalls – Treja River Crossing loop from Treja, as well as moderate excursions like the 8.4 km (5.2 miles) Tibetan bridge over the Treja River – Calcata Historic Village loop from Calcata. There are no difficult routes listed in this guide.
The area is highly rated by the komoot community, with an average score of 4.4 stars from over 1000 reviews. Reviewers often praise the unique landscapes, the combination of natural beauty with historical villages like Calcata, and the picturesque Monte Gelato Waterfalls.
Yes, parking is generally available near the main access points and villages like Calcata and Mazzano Romano, which serve as starting points for many trails. It's advisable to check specific village parking regulations or designated hiker parking areas upon arrival.
Beyond the Monte Gelato Waterfalls and the charming villages of Calcata Vecchia and Mazzano Romano, you can also visit the Tibetan bridge over the Treja River, which offers a unique crossing experience. The park also features ancient Faliscan archaeological sites.
There are over 10 hiking routes available in Parco Regionale Valle del Treja, offering a variety of experiences from easy strolls to moderate excursions through the park's unique landscape.


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