IMG_5028 The sewers of Paris measure 2300 km.
The sewers of Paris measure 2300 km.
IMG_5029 The sewers consist of galleries of various sizes.
The sewers consist of galleries of various sizes.
IMG_5031 Sewers of Paris.
Sewers of Paris.
IMG_5032 Every year 15000 cubic meters of solid waste are removed from the sewers.
Every year 15000 cubic meters of solid waste are removed from the sewers.
IMG_5033 Sewers of Paris.
Sewers of Paris.
IMG_5040 Wooden balls were used to clean the tunnels in the sewers of Paris.
Wooden balls were used to clean the tunnels in the sewers of Paris.

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