346K views · 2.2K reactions | Every 12 years, a megacity is created on the banks of the Ganges River in India that hosts hundreds of millions of people and lasts just 45 days. This is the Kumbh Mela, the largest religious gathering on Earth. But how is this massive feat of engineering and planning achieved? Find out: https://on.natgeo.com/4gUCqz2 Host: Vineet Vohra | National Geographic | Facebook

1.9M views · 10K reactions | At the falcon races in Riyadh, Saudi Arabia, speed is measured by lasers and photo-finish technology, just like in Formula 1 racing. Discover the high-tech evolution of the age-old practice of falconry. | National Geographic Asia | Facebook

With these images, photographer Lynsey Addario hopes to provide a more nuanced image of Saudi Arabian women than what we often see. http://on.natgeo.com/2oJFQwi | National Geographic History