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Charlottenhöhle loop from Altheim (Alb)

Charlottenhöhle loop from Altheim (Alb)

Moderate

4.5

(6)

riders

Charlottenhöhle loop from Altheim (Alb)

02:23

55.5km

390m

Road cycling

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: April 18, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Mittleres Lonetal

Geopark Schwäbische Alb

Waypoints

Start point

Bus stop

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13.7 km

Scenic Descent in Geopark Schwäbische Alb

Highlight (Segment) • Trail

Rapid descent, it's better to go down than up.

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15.4 km

Charlottenhöhle

Highlight • Cave

At almost 600 meters long, the Charlottenhöhle is one of the largest publicly accessible stalactite caves in Baden-Württemberg. Adjacent to the cave is the HöhlenHaus, a modern museum where you …

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15.9 km

View of the ruins of Kaltenburg Castle

Highlight • Castle

The ruins of Kaltenburg Castle are located in the Lone Valley between the towns of Hürben and Burgberg in the Heidenheim district in Baden-Württemberg. Larger remains of the wall have been preserved from the high medieval fortifications.

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21.1 km

Tree stumps along the Hermaringen–Bergenweiler cycle path

Highlight • Natural

Beautiful tree stumps on the bike path from Hermaringen to Bergenweiler.

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21.8 km

Bergenweiler–Sontheim Riverside Cycle Path

Highlight (Segment) • Cycleway

Connection Bergenweiler - Sontheim - practically no traffic - ideal for trips with children and racing bikes ... with beautiful scenery

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25.1 km

Niederstotzingen–Sontheim Cycle Path

Highlight (Segment) • Cycleway

Flat, asphalted cycle path along the railway. With tailwind, you'll gain high speed.

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34.7 km

Birch and Poplar Avenue Cycle Path in Geopark Schwäbische Alb

Highlight (Segment) • Cycleway

Beautiful bike path under an avenue of old birch and poplar. You can also regularly watch storks here. The topping is also good.

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55.5 km

End point

Bus stop

Way Types & Surfaces

Way Types

33.4 km

12.8 km

6.55 km

2.86 km

Surfaces

49.3 km

6.01 km

254 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Weather

Thursday 25 June

34°C

18°C

-- %

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Charlottenhöhle loop from Altheim (Alb)

Scenic Descent in Geopark Schwäbische Alb

Charlottenhöhle

View of the ruins of Kaltenburg Castle

Tree stumps along the Hermaringen–Bergenweiler cycle path

Bergenweiler–Sontheim Riverside Cycle Path

Niederstotzingen–Sontheim Cycle Path

Birch and Poplar Avenue Cycle Path in Geopark Schwäbische Alb

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