One of the freedmen of the Commander of the Faithful, mentioned earlier, went to the higher ground near the garden. He dug a large square well there, and from it, he dug a channel that ran along the surface of the ground. He dug it with a gradual slope from higher to lower ground, descending to its bottom with a level, until the water reached the garden. It flowed along the surface of the land, pouring into it, and it continued to flow day after day without ceasing. If one looked at the surface of the land, they would not see any significant elevation that would cause water to emerge from its depths to the surface. Only one knowledgeable in the method would recognize this. The method was to level the land. The Commander of the Faithful approved of this work by Abd Allah ibn Yunus the Engineer, and he rewarded him with wealth and gifts, and honored his stay for a period due to his service to him. Then, people looked at this and continued to dig the land and extract its water for the gardens, until the gardens and orchards became numerous. With this, the buildings of Marrakesh were connected, and its grandeur and appearance improved. Marrakesh at this time was one of the largest cities in the far Maghreb, as it had been the seat of the Lamtuna emirate and the center of their entire kingdom. It contained numerous palaces for many emirs, viziers, and state servants. Its alleys were wide, its squares spacious, its buildings tall, and its markets diverse, and its goods useful. Yusuf ibn Tashfin built a congregational mosque there. When the Masmuda attacked him, and the kingdom was lost to them, they left that mosque with various doors, and they did not pray in it. They built their own mosques for themselves, in which they prayed after they had plundered, shed blood, and sold women, all according to their doctrine, which they considered permissible. The water of Marrakesh, from all its wells, was sweet and its wells were nearby and flowing. Ali ibn Yusuf had brought water to Marrakesh from a spring between it and