You have, of course, recognized the famous Ar-Men lighthouse, located off the Sein. This name can simply be translated as "the stone" or "the rock".
This is simply the name of the pebble on which the lighthouse was built from 1867. The lighthouse was commissioned in August 1881.

The small lexicon that follows gives you the main versions of Breton names with their different spellings. Have a nice trip! We then offer you a short quiz to translate and understand the following sites and tags.
- Bihan, vihan: small
- Beg: tip
- Braz, arm, vraz, vras /: big
- Castel / Kastell : castle
- Coat,hoat,c'hoatr/Koad:wood, forest
- Cos, coz, Kozh: old, ancient
- Creiz, kreis, kreiz / Kreiz: the middle
- Croas, croaz / Kroaz: cross, crossing
- Douar / Douar : land
- Dour / Dour: water, river
- Du/Du:black
- Enez, enes / Enez : island
- Faou: the beech
- Feunteun: Fountain
- Gazec, gazek: the mare
- Glas, glaz / Glaz : green > vegetal, blue > others
- Gorre, gore / Gorre: the top
- Guen, Fri / Gwenn: white, holy
- Hir/Hir:long
- Huel, huella / Uhel: high, high, high
- Iliz, ilis, ilys / Iliz: church
- Izel, izella / Izel: down, down
- Karreg: stone, rock
- Ker, quer, guer / Kêr : village, hamlet, house
- Konk, Conq: cove
- Lan / Lan: church, monastery
- Lann / Lann : moorland
- Leskop / Leskop: bishop
- Lez, les / Laez : the top
- Loc / lok: monk's cell, hermitage
- Lost / Lost : the tip, the tail
- Maner / Maner : manor house
- Men / Maen: stone, rock
- Marc' h, march / Marc' h: horse
- Lead, lead / Lead: hill, mount
- Mes, mez / Maez: large field, countryside
- Death, Vector / Death: big, important
- Milin, vilin, meil, veil / Milin/Meilh : mill
- Neve, neve / Nevez: new, new
- Park : field, meadow
- Pell, pella / Pell: distant
- Pen, penn / Penn: head, beginning, end
- Bridge : bridge
- Poul, poull / Poull : pond, pit, creek
- Roc, roch, roc' h, Rohou, / Roc'h : rock, castle
- Pors, porz / Porzh: handle, opening, port, shelter
- Quilly, guilly, gilly / Killig : bocage
- Ros, roz / Roz : mound, hill
- Ru,Ruz/Ru:red
- Run, reun, rhun / Run: hill, high point
- Stang, stanc / Stang: pond
- Ster : stream, river
- Tal/Tal:enface
- Toul, t oull / Toull : hole
- Traon / Traon: the bottom, the valley
- Ty, ti / Ti: house, dwelling
- Vern / Gwern: alder



There are also a few places said or marked on the maps...


Answers :
- Ar Christian Braz / The Great Christian
- Men Guen Braz / the big white rock
- Feunteun Aod / The Shore, the Fountain Coast
- Karreg Kreis / The Middle Stone