Phare de Pen-Men
Route du Grand Phare

Phare de Pen-Men
The Phare de Pen-Men, also known as An Tour-tan Bras in Breton, is a historic lighthouse located on the island of Groix, off the coast of Brittany, France. Believed to date from 1836, this structure has played a crucial role in maritime navigation for nearly two centuries.
Architecture
The Phare de Pen-Men stands at an impressive height of 28 meters (92 feet) above sea level. Its focal height is even more striking, reaching 60 meters (197 feet). The lighthouse's architecture is characteristic of the 19th-century French style, with a sturdy stone tower and a distinctive lantern room.
Light Characteristics
The Phare de Pen-Men features a rotating light with a specific sequence: Fl(0.2+(2.8)+0.2+(2.8)+0.2+(2.8)+0.2+(15.8)). This pattern is repeated every 25 seconds, allowing mariners to navigate the treacherous waters surrounding Groix Island.
Current Status
The Phare de Pen-Men remains an active aid to navigation, although its operation has been automated over the years. The lighthouse continues to serve as a vital reference point for sailors and fishermen in the region.
Location and Accessibility
Located on Route du Grand Phare, the Phare de Pen-Men is easily accessible by car or foot. Visitors can explore the lighthouse and its surrounding grounds, taking in the stunning views of the Atlantic Ocean and the nearby island of Groix.
Heritage Status
The Phare de Pen-Men has been recognized as a heritage site, with a classification of 3 on the French Ministry of Culture's scale. This designation acknowledges the lighthouse's historical significance and importance to Brittany's maritime heritage.
Notable Historical Events
While specific details are not available, it is reported that the Phare de Pen-Men played a role in several notable maritime incidents throughout its history. Its strategic location made it an essential aid to navigation for ships traversing the treacherous waters of the Celtic Sea.
- The Phare de Pen-Men is also known as An Tour-tan Bras in Breton.
- It stands at an impressive height of 28 meters (92 feet) above sea level.
- The lighthouse's architecture is characteristic of the 19th-century French style.
- The Phare de Pen-Men features a rotating light with a specific sequence.
- Its operation has been automated over the years.
- The lighthouse continues to serve as a vital reference point for sailors and fishermen in the region.
- The Phare de Pen-Men is located on Route du Grand Phare.
- Visitors can explore the lighthouse and its surrounding grounds.
- The nearby island of Groix offers stunning views of the Atlantic Ocean.
- The Phare de Pen-Men has been recognized as a heritage site.
- Its classification is 3 on the French Ministry of Culture's scale.
- This designation acknowledges the lighthouse's historical significance.
- The Phare de Pen-Men played a role in several notable maritime incidents throughout its history.
- Its strategic location made it an essential aid to navigation for ships traversing the treacherous waters of the Celtic Sea.
Details
| Name | Phare de Pen-Men |
|---|---|
| City | Groix |
| Country | France |
| Coordinates | 47.64741, -3.5093174 |
| Current use | Active navigation |
| Accessible | true |
Nearby Lighthouses
Other lighthouses close to Phare de Pen-Men

