Answer:
What does a WW1 Trench, A Submarine and a Popular Phone App all have in common?
What can't you see, hear or feel, until its too late. What shadows love, and shopkeepers hate?
According to the music industry, you can count on a midnight train and the devil to turn up here.
Runs over fields and woods all day. Under the bed at night sits not alone, With long tongue hanging out, Resting at your feet until we go for a walk
A morbidlyยญ-named body of water
When is it bad luck to see a black cat?