The King set off again across the desert, taking the route that led from the Oasis of Ammon directly to the banks of the Nile near Memphis. He rode alone for hours and hours astride his Sarmatian bay, while Bucephalus galloped alongside wearing no halter or tack at all. When Alexander realized just how long their journey was going to take, he sought to spare his horse whenever possible, keen to preserve its strength and vigor.
The march took three weeks under the baking hot sun, and they suffered greatly before the thin green line marking the fertile banks of the Nile came into view. However, Alexander seemed to be immune to...