Bobigny is a commune, or town, in the northeastern suburbs of Paris, Île-de-France, France. It is located 9.1 km (5.7 mi) from the centre of Paris. Bobigny is the prefecture of the Seine-Saint-Denis department, as well as the seat of the Arrondissement of Bobigny. It is the 11th most populous commune in Seine-Saint-Denis (2019).

Serpukhov is a city in Moscow Oblast, Russia, located at the confluence of the Oka and the Nara Rivers, 99 kilometers south from Moscow and 72 kilometers from Moscow Ring Road on the Moscow—Simferopol highway. The Moscow—Tula railway passes through Serpukhov.