Operating Blagoveshchensk church – one of the eldest stone buildings of Trostyanca. Cruciform, in a plan an odnokupol'nyy temple has stocky volumes.From the western side of basic volume a dvukh'yarusnaya tetrahedral bell tower grows round-meshed in overhead part. Brick, otshtukaturennoe building on a perimeter is worn out a continuous brick fence. Due to relatively small sizes and some removed from a street a church does not prevail in building, sinking in thick crowns trees of adjoining public garden.