Saudi Arabia is racing to finish the $22B Riyadh Metro in time to modernize its capital city and open its doors to the world.
With the country set to host the World Expo 2030 and as a frontrunner to host the 2034 FIFA World Cup, this is a golden opportunity for Saudi Arabia to transform its economy and improve its human rights reputation on a global stage. WSJ explores why this Gulf nation needs this train network and the challenges it faces in constructing this incredible feat of engineering.