From Halopedia, the Halo wiki
Moi Avenue was a primary throughfare located on Mombasa Island in the city of New Mombasa, Kenya. The road ran from west to east from Kilindini to a roundabout on the other side of the island. Mtangwe Underpass housed a junction to Moi Avenue. When John-117 passed through the tunnel, he found the junction to be closed by heavy blast doors.
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