Bab el-Mrissa

Bab el-Mrissa is an extraordinary medieval sea-gate in Salé, the historic town facing Rabat across the mouth of the Bou Regreg river. Built in the thirteenth century under the Marinid dynasty, it is unusually tall for a city gate because it was designed to let ships pass through the walls into a protected inner harbour and arsenal.

Its height and grandeur set it apart. The great horseshoe arch, framed by carved stone and flanked by two sturdy towers, rises far above the scale of an ordinary gateway, a reminder that Salé was once a significant port and, in later centuries, a base for the corsairs of the Bou Regreg republic. A canal, now vanished, once ran beneath the arch to bring vessels safely inside the ramparts.

The gate remains a powerful monument. Though the harbour it served has long since silted up and disappeared, the gateway still stands proud within the walls of the old town, its decorative stonework and sheer size testifying to the ambitions of medieval Salé as a rival to neighbouring Rabat.

A visit fits naturally into exploring Salé's medina, a quieter and more traditional counterpart to the bustle across the river. From Rabat the town is reached by a short tram ride or boat crossing, and the gate stands near the edge of the old quarter, close to the Grand Mosque and the Marinid madrasa. There is no ticket; the gate is admired from the street and the adjacent open ground. Come in the morning or late afternoon to catch warm light on the stonework, and take a moment to picture ships gliding through the arch into a harbour that has now entirely vanished. As one of the most impressive surviving works of Marinid military architecture, Bab el-Mrissa richly rewards the short trip across the river.