Photo of the Day: Legend has it that the Giant's Causeway was created by actual giants—but it formed naturally during a volcanic eruption. There are said to be about 37,000 polygon columns. . . . #POTD #photooftheday #picoftheday #nature #naturephotography #volcaniceruption #volcano #giants #legend #legendary #fog #weird #stragebuttrue #travel #travelphotography #destination