The village of Laussonne is 18 km from the town of Puy-en-Velay and 15 km massif Mzenc. At the foot of the plateau of Fraisse and LHERM and that of Badioux the Laussonne dug bed.
It is under the name "Terra Lapsonna" in the year 857 after the cartulary of the abbey Monastier, found the first traces of the name Laussonne.
Since 1965, Laussonne is twinned with Niedergründau which lies 30 km from Frankfurt. Exchanges are many and periodicals through the twinning committee and associations. Laussonne also maintains close relations with Fiorenzuola d'Arda (Italy), a city 30 km from Parma also has relics of St Florent.