20180521_173021.jpg Preston BrookThumbnailsPreston BrookPreston BrookThumbnailsPreston BrookPreston BrookThumbnailsPreston BrookPreston BrookThumbnailsPreston BrookPreston BrookThumbnailsPreston BrookPreston BrookThumbnailsPreston BrookPreston BrookThumbnailsPreston Brook
South portal of Preston Brook tunnel. If you look carefully you can see the light at the end of the tunnel.