@CNN: The natural phenomenon that makes it appear that lava is flowing over a cliff at Yosemite National Park is back, but only for a few days https://t.co/y5jKq8BScJ https://t.co/hWokHi417V

@CNN: The natural phenomenon that makes it appear that lava is flowing over a cliff at Yosemite National Park is back, but only for a few days https://t.co/y5jKq8BScJ https://t.co/hWokHi417V