@CNN: Climbers discovered this giant cave earlier this month. They were studying a massive sinkhole in China when they realized one of the largest cave halls in the world was beneath them. https://t.co/JHqpDPj5Ja https://t.co/W0zhhr0vxs
Climbers discovered this giant cave earlier this month. They were studying a massive sinkhole in China when they realized one of the largest cave halls in the world was beneath them. https://t.co/JHqpDPj5Ja pic.twitter.com/W0zhhr0vxs
— CNN (@CNN) October 24, 2018