Tour some of the most impressive and interesting sights of Al Madina Al Munawwarah, from the Prophet's Mosque to a luxurious high-speed rail line.

At a futuristic Dubai warehouse, an international robotics competition and beyond, automation and artificial intelligence are creating new possibilities.

Things that once sounded impossible — a machine that makes water out of air in rural Kenya; a lettuce farm in the UAE 's desert — are already reality.