Onoz is a village of Wallonia and a district of the municipality of Jemeppe-sur-Sambre, located in the province of Namur, Belgium.
It is located on the west bank of the river OrneauChâteau de Mielmont, built in the 12th century and modified through to the 19th century, is located within Onoz, at 50°29′52.04″N 4°40′20.62″E.
Wikipedia https://en.wikipedia.org/wiki/Onoz,_Namur
Coordinates 50°29'32.414" N 4°40'10.868" E