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Caves

Casmilo Sinkholes

Caves

Casmilo Sinkholes

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Highlight • Cave

Casmilo Sinkholes

Name: Casmilo Sinkholes
Rating: 2

People Who've Recommended This Place

Nuno Gonçalves

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Mário Guimarães 🇵🇹

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Gustavo Cardoso

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Fábio Simões

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Rui Ferreira

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João Veloso

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Done

Recommended by 6 mountain bikers

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Save

Location: Zambujal, Coimbra, Portugal

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See rides here

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Routes here

Best Mountain Biking Routes to Casmilo Sinkholes

5.0

(4)

riders

1. Rio Mondego – Mãe de Água de Alcabideque loop from Espadaneira

77.3km

06:18

1,130m

Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.

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How to understand each route’s difficulty level

Hiking

Bike

Mountain Bike

Road Bike

Running

Easy

Up to 2 hours and up to 1,000 ft. of elevation gain. Great for any fitness level.Suitable for all skill levels.
Corresponds approx. to STS S0 - S1.

Moderate

Up to 5 hours and 3,000 ft. of elevation gain. Requires good fitness.Advanced riding skills necessary.
Corresponds approx. to STS S2.

Hard

More than 5 hours or 3,000 ft. of elevation gain. Requires very good fitness.Advanced riding skills necessary. Some portions of the route may require you to push your bike.
Corresponds approx. to STS S3 - S6.

Technical difficulty rating based on the Single Track Scale (STS).

Hard

riders

2. Soure Swing – Buracas de Casmilo loop from Ansião

107km

09:43

2,040m

Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary.

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How to understand each route’s difficulty level

Hiking

Bike

Mountain Bike

Road Bike

Running

Easy

Up to 2 hours and up to 1,000 ft. of elevation gain. Great for any fitness level.Suitable for all skill levels.
Corresponds approx. to STS S0 - S1.

Moderate

Up to 5 hours and 3,000 ft. of elevation gain. Requires good fitness.Advanced riding skills necessary.
Corresponds approx. to STS S2.

Hard

Technical difficulty rating based on the Single Track Scale (STS).

Hard

riders

3. Rio Mondego – Mãe de Água de Alcabideque loop from Espadaneira

64.7km

05:20

1,100m

Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.

Navigate

Send to Phone

Save

How to understand each route’s difficulty level

Hiking

Bike

Mountain Bike

Road Bike

Running

Easy

Up to 2 hours and up to 1,000 ft. of elevation gain. Great for any fitness level.Suitable for all skill levels.
Corresponds approx. to STS S0 - S1.

Moderate

Up to 5 hours and 3,000 ft. of elevation gain. Requires good fitness.Advanced riding skills necessary.
Corresponds approx. to STS S2.

Hard

Technical difficulty rating based on the Single Track Scale (STS).

Hard

Tips

Rui Ferreira

June 21, 2025

detail of one of the holes

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Details

Informations

Elevation 360 m

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Saturday 13 December

15°C

8°C

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Location: Zambujal, Coimbra, Portugal

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