Old painting, French school of the 18th century, bucolic scene, ruins

Antique painting, oil on canvas, French school of the 18th century, bucolic scene in a rural landscape, river and stone bridge, ruins in the background. Unsigned. The painting is in good condition and has not been restored. The frame is made of gilded wood, signs of wear, see photos. Width: 46 cm. Height: 36 cm. Depth: 3 cm. Weight: 1 kg.