Metallurgic Park allows the public to discover the secrets of the expertise of the metallurgical industry of the regions of Northern Haute-Marne and South Meuse, on the park's 4 sites. The biggest of these situated in Dommartin-le-Franc, on the site of the blast furnace with a sound and light show presenting 25 centuries of the metallurgical industry.
The other sites :
- the wash-houses of the Valley of the River Blaise,
- the former blast furnace of Vecqeville,
- the open pit mines of Poissons.
But also: temporary exhibitions each year, and animations and/or workshops.