Two Slovakian trekking through the Tatra Mountains are setting the internet abuzz when they uploaded a video of their journey. Normally hiking video don’t go viral unless there is some sort of animal attack. However, the men came across a freak of nature. A lake in the mountains had water clarity so impeccable that when it froze it became crystal clear. You’ll see in the video as the men walked over the water it gave the illusion that they were actually walking on water. Check it out!