(2/19/19) The sight draws hundreds of visitors to the California park each night.
The natural phenomenon happens at Horsetail Fall when the setting sun causes light to hit the water at just the right angle.
Setting sun causes light to hit the water at just the right angle.
It makes it look like lava is flowing over a cliff.
The ‘Firefall’ only happens in February and lasts for just a few days
It is expected to dissipate this weekend.