It’s easy to tell when it’s smog season in New Delhi; the air gets darker, heavier and starts scratching the throats and testing the lungs of the city’s 34 million residents.

Deep in India lie caves carved with eerie accuracy—down to the millimeter. Their age and purpose remain locked in stone and shadow.

Soar above the legendary city of Agra, India, with this breathtaking drone video. Witness the unparalleled, symmetrical beauty of the Taj Mahal, a UNESCO World Heritage site, as its white marble ...