Back to Japan for even more - Oct and Nov 2017 - Page 5 - 378

The second tunnel is the longer one, about a km long, and it has 2 bends in it, so the middle section is genuinely pitch black. You need a torch. Out the other side, more secluded valley.

Camera Details: FUJIFILM, X70
Settings: 1/150 at f/8, ISO 200, 19 mm
Date: 02 November 2017 Time: 11:00:00