20180521_173006.jpg Preston BrookThumbnailsDutton Stop LockPreston BrookThumbnailsDutton Stop LockPreston BrookThumbnailsDutton Stop LockPreston BrookThumbnailsDutton Stop LockPreston BrookThumbnailsDutton Stop LockPreston BrookThumbnailsDutton Stop LockPreston BrookThumbnailsDutton Stop Lock
South portal of Preston Brook tunnel.