Built across two rocky mountains and connected by dramatic suspension bridges, Constantine in eastern Algeria may be one of North Africa's most visually stunning cities—and one of its least visited by international travelers.
"I was passing quickly through Constantine in Algeria, and I took these photos from inside the car as we drove along the slopes towards the city," a traveler wrote on r/travel, sharing images that have readers doing double-takes.
The city, known locally as the "City of Suspension Bridges" or the "City of the Rock," sprawls across a dramatic landscape that feels more like an engineering marvel than a conventional urban center.
How Constantine Works
Most cities are built on flat land or gentle hills. Constantine had different plans.
The city occupies two separate rocky mountain plateaus split by a deep gorge with the Wadi al-Raml river flowing through it. To function as a single city, Constantine needed bridges—lots of them.
The most iconic: Sidi M'sid suspension bridge, built in 1912 and rising 175 meters (574 feet) above the ground. For context, that's taller than the Washington Monument.
But it's not just one bridge. The traveler describes "numerous bridges connecting the city's different parts, and many roads cut through the mountains via small or large tunnels, as well as a cable car for transport."
Constantine is a city designed around vertical geography. Roads spiral along mountain slopes. Buildings perch at different elevations. The cable car isn't a tourist attraction—it's daily public transit.
the poster wrote.



