Zhangjiajie's Golden Whip Stream has an off-the-charts level of oxygen

Millions of years of wind and rain have created today's natural oxygen bar. I don't have a measuring device, but if I did, I'd definitely measure the concentration of negative oxygen ions... The oxygen bar nature has given to mankind, a filming location for certain chapters of 'Journey to the West', a landscape straight out of a poem with green mountains and clear waters, and streams so clear you can see to the bottom... The descendants of the Great Sage Sun chase and frolic after each other... But don't be alone, the mischievous monkeys might come to you looking for food, and they might scratch and bite...