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Orchies (French pronunciation: [ɔʁʃi]; Dutch: Oorschie) is a commune in the department of Nord in the Hauts-de-France region of northern France.Orchies is the biggest town of the Pévèle. It is especially known for its Musée de la chicorée, the museum of chicory. Orchies is twinned with Kelso in the Scottish Borders area of the United Kingdom. The French Romantic composer Clément Broutin (1851–1889) was born in Orchies.

The canton of Orchies is an administrative division of the Nord department, northern France. Its borders were modified at the French canton reorganisation which came into effect in March 2015. Its seat is in Orchies.It consists of the following communes:

Genech (French pronunciation: [ʒənɛ]; Dutch: Genst) is a commune in the Nord department in northern France.

Auchy-lez-Orchies (French pronunciation: [oʃi lez‿ɔʁʃi], literally Auchy near Orchies) is a commune in the Nord department in northern France.

Cobrieux (French pronunciation: [kɔbʁijø]) is a commune of the Nord department in northern France.

The "Tuffeau" de Saint-Omer is a geologic formation in northern France. The sandstones of the formation, named after Saint-Omer, preserve bird and primate fossils dating back to the middle Thanetian age of the Paleocene epoch of the Paleogene period, dating to about 58 Ma. The European land mammal age, a continental biostratigraphic zonation for the Cenozoic, as ammonites for the Mesozoic and conodonts for the Paleozoic, classification starts after this age, the Thanetian is correlative with the MP2 to 5 of the Mammal Paleogene zone of Europe. At this time in geologic history the climate was at an all-time high with estimated tropical temperatures of 34 °C (93 °F) and 2000 ppm atmospheric CO2.The formation is locally referred to and geologically known as tuff, although the lithology of the formation is glauconitic sandstone, deposited in a shallow marine environment at the southernmost edge of the North Sea Graben.

Bachy (French pronunciation: [baʃi]) is a commune in the Nord department in northern France.

Bouvignies (French pronunciation: [buviɲi]) is a commune in the Nord department in northern France.

Coutiches (French pronunciation: [kutiʃ]) is a commune in the Nord department in northern France.

Bourghelles (French pronunciation: [buʁɡɛl]) is a commune in the Nord department in northern France.

Rumes (French pronunciation: [ʁym]; Picard: Reme) is a municipality of Wallonia located in the province of Hainaut, Belgium. On 1 January 2006 the municipality had 5,112 inhabitants. The total area is 23.72 km², giving a population density of 216 inhabitants per km². The municipality consists of the following districts: La Glanerie, Rumes, and Taintignies.

Wannehain is a commune in the Nord department in northern France, on the border with Belgium. The HSL 1 railway line to Brussels crosses the border at Wannehain.