Inside Africa’s Largest Megacity: Cairo

1. Massive Scale: Home to 25.5 million residents, representing 21% of Egypt's total population.

2. Extreme Density: Population density spikes up to 100,000 people per km² in older historic districts.

3. Heavy Transit: The Cairo Metro lines move a staggering 60,000 passengers per hour in each direction.

4. Desert Expansion: Building a new $40B plus administrative capital.