Everything about the sky we live under is mysterious and at the same time fascinating. Though it's above us, however, it boasts so many mysteries underneath! From the sitings of UFOs, floating cities to this unrealistic and explainable cloud formations there are so many unfathomable things that keep us pondering every now and then. If we talk specifically about clouds then they are something that we see every day, still, there is so much mystery around them. Here we have brought some of the most enticing cloud formations that would take your breath away...