Luc Boonen - PhLB:
Wheels
Luc Boonen - PhLB:
Maintenance work
Luc Boonen - PhLB:
Sunshine after rain
Luc Boonen - PhLB:
Stairs
Luc Boonen - PhLB:
Spot on
Luc Boonen - PhLB:
Valves
Luc Boonen - PhLB:
View outside at 24mtr level
Luc Boonen - PhLB:
New Objectivity Style
Luc Boonen - PhLB:
Stairs of the Ruhr Museum
Luc Boonen - PhLB:
S-curve
Luc Boonen - PhLB:
Constructions
Luc Boonen - PhLB:
Coking plant
Luc Boonen - PhLB:
When night falls
Luc Boonen - PhLB:
The most beautiful coal mine in the world
Luc Boonen - PhLB:
Night falls over Zollverein