Picturesque village of the country of Menton, Castellar stretches from North to South on the "Saint Sebastien" hill.

In 1435, the lords of "Lascaris" who held this fief, reach an agreement with the occupants of the village, then catched at an altitude of 870 meters in North of the slopes of the "Ormea", in order to be transfered om a more convenient place, the "Saint Sebastien" hill, in order that they build 29 houses with same height and same width and fortify these houses with an external surrounding wall. From these shaven fortifications remain only two remnants.

The "Lascaris Palace" (XVII century) is situated in the North of the "Republique" street. The restoration is in progress.

The communal "Oil Crusher", dating from 1947, is one of the last of the area, and treats the local production of olives.

"L’Eglise Parroissiale" :Contemporary with the constrution of the village (at the end of the XV or the XVI century), dedicated to "Saint Pierre", rebuilt during the XVIII century with its bell tower with baroque style. Inside are catched some paints of the XVI and XIX century.

"Chapelle du Saint Esprit" (XVII century)

"Chapelle Notre Mère des Miséricordes": Surmounted by a little baroque pimnacle, curled by an elegant little dome of the XVIII century.

"Chapelle Saint Bernard" , with medieval origin, situated at an altitude of 760 meters in the mountain, from one hour walking of the village by the way "GR 52". It shows the road that take "Bernard de Clairevaux" for preach the crusades and advise popes.

"Chapelle Saint Sébastien", last Roman chapel in the East of the area, inscribed to the additionnal inventory of the historic monuments, in progress of restoration. It belongs to the late Roman style (at the end of the XII century, beginnig of the XIII century). It has been built before the shift of the village.