Saint-Léger church has
- a nave with a ceiling,
- side chapels, including the north chapel, built in 1750 by Lord Jean-Baptiste de Thumery and remodelled in 1860 by Count de Thomassin de Bienville.
- a porch under the 1680 bell tower, covered with ribbed vaults. The latter contains 3 bells dated 1859.
Eglise Saint-Léger de Soulaucourt-sur-Mouzon