Cleopatra looked out over the yellowish Tiber to the outlying hills and the red-tile rooftops of Rome, a metropolis that consisted for the most part of a jumble of twisting lanes and densely packed tenements. Rome had recently overtaken Alexandria in population; in 46 it was home to nearly 1 million people. On all other levels it qualified as a provincial backwater. It was still the kind of place where a stray dog might deposit a human hand under the breakfast table, where an ox could burst into the dining room.