This photo was taken in a Metro Subway Station underground. This photo relates to investigation because the picture is separated between light and darkness and the subway hole looks really menacing with its twists and turns which leads to people on the light side peering into the hole investigating. Also, the hole is black which gives off a mysterious and unknown vibe to it leading to the people on the light side to investigate it. This is how the photo relates to this year's contests theme which is investigation. Basically, this is related to investigation because the tunnel is giving off an eerie feeling and the people on the light side is investigating and peering into the tunnel to investigate the mysterious tunnel.