You can’t visit Yosemite without seeing beautiful waterfalls. The national park has thousands – from ones that tumble a few feet to others that drop from almost 2,500 feet high. But one stands out in particular around the last couple weeks of February every year. If the weather conditions are good, and the sun is shining down at just the right angle, Horsetail Fall can illuminate at sunset and look like a giant stream of lava pouring off a cliff. It’s known as “The Natural Firefall”. Every year, hundreds of people come to witness this fiery phenomena, but it can…