Nature Reserve Guide
Riserva Naturale Alto Merse, a nature reserve located southwest of Siena, Italy, offers a diverse landscape ideal for outdoor pursuits. This area is defined by its extensive, lush forests, primarily composed of oak and chestnut trees, and the central Merse River with its tributaries. The terrain features a network of trails winding through woodlands and open clearings, with elevations generally below 200 meters, making it suitable for several sports like hiking, touring cycling, road cycling, jogging, and more.
150
Routes
4.2
(467)
Average rating
2971
People visited

4.4
(44)
143
hikers
9.73km
02:46
220m
220m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

4.6
(13)
43
hikers
13.1km
03:54
400m
400m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.

4.7
(15)
52
hikers
6.56km
02:02
170m
170m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.

4.0
(9)
37
hikers
13.1km
03:50
340m
340m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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4.6
(5)
90
riders
33.9km
01:38
500m
500m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

5.0
(5)
123
riders
53.0km
02:44
940m
940m
Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride.

4.3
(3)
112
riders
56.8km
02:35
560m
560m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

4.8
(4)
85
riders
104km
04:58
1,450m
1,450m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
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4.5
(12)
60
riders
35.3km
02:17
450m
450m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.8
(6)
50
riders
48.3km
03:12
680m
680m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.3
(7)
44
riders
31.1km
02:15
550m
550m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(5)
42
riders
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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3.5
(8)
34
runners
6.15km
00:43
170m
170m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

36
runners
4.73km
00:30
40m
40m
Easy run. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

29
runners
13.3km
01:31
240m
250m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

18
runners
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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4.4
(7)
24
riders
33.8km
02:21
560m
560m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

4.9
(12)
30
riders
36.2km
02:37
560m
560m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

4.4
(12)
34
riders
35.5km
02:28
600m
600m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

4.2
(5)
14
riders
33.1km
02:11
510m
510m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
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5.0
(1)
23
riders
54.7km
03:45
840m
840m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.8
(6)
30
riders
43.1km
02:56
820m
820m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(4)
67
riders
58.2km
04:01
840m
840m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.

4.6
(5)
26
riders
39.2km
02:27
420m
420m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Riserva Naturale Alto Merse offers a variety of outdoor activities including Hiking, Touring cycling, Road cycling, Jogging, Mountain biking, and Gravel biking. The reserve features over 100 routes across these sports, with an average rating of 4.2 out of 5 stars from more than 1,800 visitors.
Popular hiking trails include the Mills of Val di Merse Trail, a 6.0-mile [9.7 km] route, and the Monks' Canal Sluice Gate – View of Val di Merse loop from Stigliano, which is 7.9 miles [12.7 km]. Many routes explore historical sites like the Hermitage of Santa Lucia and Ponte della Pia.
The reserve offers trails suitable for various skill levels. While many routes are moderate, visitors can find options for easier walks. For more details, consult the Easy hikes in Riserva Naturale Alto Merse guide.
For touring cyclists, routes like the San Galgano – Montesiepi Hermitage loop (21.9 miles [35.3 km]) are popular. Road cyclists can explore the Chiusdino – Scenic Route to Chiusdino loop (23.5 miles [37.9 km]). The region also features gravel biking routes, including sections of the Grand Tour of the Val di Merse.
The reserve is characterized by dense oak and chestnut forests and the Merse River with its tributaries. Notable features include the Ricausa stream waterfall, 13th-century mills, the Hermitage of Santa Lucia, and Ponte della Pia, a bridge of Roman origin.
The dense forests and riverine environments support rich biodiversity. Species include three types of woodpeckers, wildcats, martens, skunks, spectacled salamanders, Italian stream frogs, and the rare Atlantic stream crayfish. Raptors like the short-toed snake eagle are also present.
Yes, the reserve offers several jogging routes. Examples include the Poggio Farineto loop (3.8 miles [6.1 km]) and the Torri – Merse River Trail loop (8.8 miles [14.2 km]). More options are detailed in the Running Trails in Riserva Naturale Alto Merse guide.
Komoot offers several guides for the area, including Hiking in Riserva Naturale Alto Merse, Cycling in Riserva Naturale Alto Merse, MTB Trails in Riserva Naturale Alto Merse, and Attractions in Riserva Naturale Alto Merse.
The official website for Riserva Naturale Alto Merse is http://www.parks.it/riserva.alto.merse/par.php. For local inquiries, tourism offices in the Val di Merse area, such as Ufficio Informazioni Turistiche Sovicille PRO LOCO, can provide assistance.
The reserve offers a secluded and authentic experience due to its historical geographical isolation. It combines rich biodiversity, extensive forests, and significant waterways with historical traces like ancient ironworks, mills, and medieval fortifications, providing a blend of natural and cultural heritage.
Yes, mountain biking is a popular activity. Trails like the San Galgano – Montesiepi Hermitage loop (21.0 miles [33.8 km]) and the Torri – Ponte della Pia loop (22.0 miles [35.5 km]) are available. More options are listed in the MTB Trails in Riserva Naturale Alto Merse guide.
Routes in Riserva Naturale Alto Merse range from easy to difficult. Many hiking and jogging trails are moderate, while some cycling routes, particularly for touring and road cycling, are classified as difficult due to distance and elevation gain.

