Pontivy Castle – Cascade Lock loop from Lycée Le Gros Chêne

Hiking trails & Routes

France

Brittany

Pontivy Castle – Cascade Lock loop from Lycée Le Gros Chêne

Moderate

5.0

(6)

hikers

Pontivy Castle – Cascade Lock loop from Lycée Le Gros Chêne

03:40

14.4km

50m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: July 20, 2026

Waypoints

Start point

Bus stop

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4.51 km

Junction Basin of the Canals

Highlight • River

Here, the Blavet meets the Nantes-Brest canal.

It was Napoleon Bonaparte, then first consul, who decided on September 17, 1802 to channel the Blavet from Pontivy to Lorient. The project was titanic and lasted more than 30 years.

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4.74 km

Pontivy Castle

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The Château de Pontivy, or Château des Rohan, was built between the middle of the 15th century and the beginning of the 16th century for and by the Viscounts of Rohan.

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5.36 km

Basilica of Our Lady of Joy - Pontivy

Highlight • Other

7.50 km

Cascade Lock

Highlight • Bridge

Just before arriving in Pontivy the river Blavet crashes down a wide cascade, while the canal is channelled left through a lock. Pedestrians and bikers can cross the narrow metal …

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9.74 km

Guernal lock on the Nantes-Brest canal

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The Guernal lock is located in the town of Neulliac. It was built around the 1800s and is accompanied by several buildings (houses, stores, bridges over locks) whose restoration has not been completed.

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