(CNN) — Already home to the world’s tallest skyscraper and the world’s largest mall, Dubai has just opened another record-breaking attraction — the deepest dive pool in the world. With a staggering ...

I swallowed down desperate gulps of air from my snorkel. Pool water, too. My lungs burned. The water sloshed around me in waves, churning so much it looked like a boiling sea, the phenomenon natural ...