Large offices of the Lievin Coal Company
in
Lievin
at
45 Rue Edouard Vaillant
This vast brick building housed the central, technical, accounting, financial and commercial services of the Societe Houillere de Lievin.
Bas Riez slag heap
in
Haveluy
at
Rue Paul Vaillant-Couturier
Open your eyes and ears well because you are going to discover the fauna and flora (amphibians, birds, butterflies) and the functioning of their unique natural environment (burning heaps, wetlands).