Réseau express métropolitain

The Réseau express métropolitain (REM, French: [ʁezo ekspʁɛs metʁɔpɔlitɛ̃], lit. 'Metropolitan Express Network') is a light metro rapid transit system in Greater Montreal, Quebec, Canada. As of May 2026, it consists of 23 stations spanning the 64 kilometres (40 mi) of its A1, A3, and A4 branches, connecting Downtown Montreal with the suburb of Brossard and the northwestern Montreal suburbs.