Paris Métro Line 3bis

Paris Métro Line 3bis is one of the sixteen lines of the Paris Métro (in Paris, France). It connects the Gambetta and Porte des Lilas stations in the 20th arrondissement of Paris (in the east of the city). With a length of and only four stations, the line is the shortest in the network. It is also the least used line, with just over 1.5 million passengers in 2003.