"Dark alleyways" refers to narrow, dimly lit streets or paths, often located in urban areas. It suggests an unsafe or dangerous environment, where criminal activities or illicit behavior may occur. Full definition
Flash forward to Cage thumping through dark alleyways in a haze of gunfire — both his own and the kind that he's trying to dodge — when things get a little salty. (screenpicks.com)
The origins of Tunis grew out from the warren of dark alleyways, markets, palaces and madrasas that along with the Ez - Zitoune Mosque, still remains the focal point of Tunis. (thetravelmagazine.net)
Sneak your way through dark alleyways in this stealth horror game from Behind You. (vgmcon.org)