Nature Reserve Guide
Klamm Und Kastlhäng is a nature reserve located in the Altmühltal near Riedenburg, Germany. This protected area is characterized by a dramatic gorge, ancient moss-covered limestone rock formations, and lush vegetation, including shady beech forests and unique ravine forests. Towering limestone cliffs, remnants of a Jurassic sea, define the landscape, making it suitable for several sports like hiking, gravel biking, touring cycling, road cycling, and more.
Klamm Und Kastlhäng offers more than 100…
174
Routes
4.6
(2022)
Average rating
10098
People visited

4.6
(59)
228
riders
26.7km
02:05
330m
330m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.8
(100)
412
riders
29.0km
02:07
320m
320m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.8
(53)
183
riders
39.8km
02:45
470m
470m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.7
(72)
242
riders
40.7km
02:48
420m
420m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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4.8
(244)
836
hikers
14.0km
04:04
250m
260m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.

4.7
(214)
1,036
hikers
Hard hike. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

4.7
(152)
534
hikers
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

4.7
(136)
611
hikers
8.29km
02:25
180m
180m
Hard hike. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
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4.7
(6)
36
riders
56.1km
03:53
460m
460m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.4
(18)
135
riders
35.0km
01:49
170m
170m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.0
(1)
21
riders
51.4km
03:10
650m
650m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.8
(16)
77
riders
57.4km
02:49
200m
200m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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4.9
(7)
125
riders
68.2km
02:56
580m
580m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

4.5
(4)
118
riders
51.0km
02:32
470m
470m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

3.7
(3)
68
riders
49.7km
02:18
470m
470m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

25
riders
64.3km
03:12
650m
650m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.
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5.0
(4)
123
runners
16.4km
01:46
110m
110m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.0
(1)
108
runners
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

73
runners
9.60km
01:04
70m
70m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
54
runners
10.4km
01:05
40m
40m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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4.3
(16)
53
riders
36.9km
02:21
420m
420m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

4.7
(59)
163
riders
46.1km
03:19
310m
310m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

4.7
(7)
67
riders
23.9km
01:41
250m
240m
Moderate mountain bike ride. Great for any fitness level. Advanced riding skills necessary.

4.8
(9)
39
riders
33.4km
02:35
500m
500m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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4.0
(1)
11
hikers
11.5km
03:29
320m
310m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

4.7
(3)
9
hikers
13.6km
03:49
250m
250m
Moderate mountaineering route. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

5.0
(1)
5
hikers
9.70km
02:45
210m
210m
Moderate mountaineering route. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

2
hikers
13.3km
03:37
190m
190m
Moderate mountaineering route. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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Klamm Und Kastlhäng offers a variety of outdoor activities including Hiking, Gravel biking, Touring cycling, Road cycling, Jogging, Mountain biking, and Mountaineering. The reserve features 119 routes with an average rating of 4.7 stars from more than 7,000 visitors.
Popular hiking routes include the Klamm and Kastlhäng Gorge – Riedenburg on the Altmühl loop from Schloss Prunn, a difficult trail of approximately 8.1 miles (13.1 km). Another highly-rated option is the Tatzlwurm Wooden Footbridge – Randeck Castle loop from Schloss Prunn, a moderate route of about 8.7 miles (14 km).
Yes, challenging hiking routes are available. The Klamm and Kastlhäng Gorge – Riedenburg on the Altmühl loop from Schloss Prunn is rated as difficult, covering about 8.1 miles (13.1 km). Another difficult option is the Prunn Castle photo spot – Klamm and Kastlhäng Gorge loop from Schloss Prunn, which is approximately 5.0 miles (8.1 km).
While many routes are moderate to difficult, komoot offers a guide for Easy hikes in Klamm Und Kastlhäng. These routes are generally shorter and have less elevation gain, making them suitable for those new to hiking or seeking a relaxed experience.
The region offers diverse cycling options including Gravel biking, Touring cycling, and Road cycling. Routes vary in difficulty and length, utilizing the varied landscape of the Altmühltal. Specific guides are available for Gravel biking in Klamm Und Kastlhäng and Road Cycling Routes in Klamm Und Kastlhäng.
Key attractions include the dramatic gorge, ancient moss-covered limestone rock formations, and the towering limestone cliffs. The area also features historical sites such as the Kastlhäng Cave and Burg Prunn, a castle perched on a Jurassic limestone cliff. A guide to Attractions in Klamm Und Kastlhäng is available.
Klamm Und Kastlhäng is a popular destination on komoot, with more than 7,000 visitors having shared their experiences. The routes in the reserve have an average rating of 4.7 out of 5 stars, based on nearly 1,500 ratings.
Yes, komoot provides several guides for Klamm Und Kastlhäng to help plan activities. These include guides for Hiking, Gravel biking, Road Cycling, and Attractions.
Hiking durations vary significantly based on the route's length and difficulty. For example, the difficult Klamm and Kastlhäng Gorge loop can take over 3 hours 40 minutes, while the moderate Tatzlwurm Wooden Footbridge loop is approximately 2 hours 58 minutes.
The terrain features a dramatic gorge, ancient moss-covered limestone rock formations, and lush vegetation. Visitors can expect shaded beech forests, unique ravine forests with linden and maple trees, and towering limestone cliffs. Some paths include steep, rocky steps.
Yes, road cycling routes are available, often utilizing the surrounding Altmühl Valley's landscape. An example is the St. Anna Bridge – Hexenagger Castle loop from Riedenburg, a moderate route of approximately 42.4 miles (68.2 km). More options can be found in the Road Cycling Routes in Klamm Und Kastlhäng guide.
Mountain biking trails in Klamm Und Kastlhäng are generally rated as moderate. For instance, the Prunn Castle photo spot – Riedenburg Old Town loop is a moderate trail of about 18.2 miles (29.3 km). There are also easy options, such as the Riedenburg Old Town – View of Riedenburg loop, approximately 12.5 miles (20.2 km).
The reserve contains caves like Kastlhäng Cave and Klamm Cave, which show traces of human settlement from the Younger Paleolithic age (around 20,000 B.C.). Additionally, the area is in proximity to Burg Prunn, a historic castle situated on a Jurassic limestone cliff.

